Chapter Summaries

Summary

Key Plot Points and Events

• Fang Xu explains the supposed origins of his Thunder Breathing and Lightning-Attribute Ninja Swordsmanship, attributing them to Senju swordsmanship, the Third Hokage’s Lightning Body-Tempering Technique, Hatake Sakumo’s instruction, and his own talent. This provides a believable Shinobi World explanation for techniques actually derived from the Demon Slayer Corps.
• Hatake Sakumo praises Fang Xu’s ability to integrate lightning, breathing, physical conditioning, and swordsmanship into an original style rather than merely copying existing techniques. Fang Xu humbly points out the style’s weaknesses, including unstable lightning coating, inconsistent burst power, limited endurance, and movements that may not function reliably in real combat.
• Sakumo offers to personally advise Fang Xu on Lightning-Attribute Ninja Swordsmanship.
• Fang Xu praises Sakumo’s reputation as the White Fang of the Leaf. Kakashi proudly joins in, declaring that his father is one of the strongest shinobi and even stronger than the Hokage.
• Sakumo immediately strikes Kakashi on the forehead and warns him never to make such comparisons publicly. He explains that even a true statement can become dangerous if overheard by people with ulterior motives.
• Fang Xu expands on the warning through the metaphor, “A tree that stands out in the forest will be the first to be destroyed by the wind.” He argues that Sakumo’s immense strength, prestige, and growing support as a future Fourth Hokage may make him appear threatening to political figures.
• Fang Xu directly challenges Sakumo, asking why he continues to fight and serve without taking precautions despite understanding his vulnerable position.
• He suggests that becoming Hokage depends not only on strength, but on whether the majority of the village feels secure with that person in power. Kakashi remains confused about why his father’s popularity could be dangerous.

Character Developments

• Fang Xu: Demonstrates both technical maturity and political insight. His modesty about his swordsmanship helps maintain his cover, while his warning to Sakumo reveals that his true goal is to prevent the tragedy he knows may await his teacher.
• Hatake Sakumo: Recognizes Fang Xu as an unusually gifted creator rather than merely a talented student. He is proud but cautious, understanding the political danger of comparisons between himself and the Hokage. His serious response shows that he is aware of the risks surrounding his reputation.
• Kakashi: Displays unusual pride in his father and openly admires Sakumo’s strength. However, he remains politically naïve and cannot understand why his father’s popularity might create danger. His admiration also shows that praise for Sakumo affects him more deeply than praise directed at himself.

Significant Themes

• Power and political danger: Exceptional strength and popularity can make a person a threat in the eyes of leaders and rivals.
• The burden of reputation: Sakumo’s title, battlefield success, and public admiration bring not only honor but also suspicion and vulnerability.
• Truth versus discretion: Even truthful praise can be dangerous when it challenges political hierarchies.
• Mentorship and protection: Fang Xu’s relationship with Sakumo is motivated by more than learning; he wants to protect his teacher from a known disastrous future.
• Political maturity versus youthful idealism: Kakashi sees strength and public support as purely positive, while Fang Xu and Sakumo understand the hidden consequences.

Character Interactions

• Fang Xu and Sakumo establish a respectful mentor-student relationship, with Sakumo offering guidance and Fang Xu carefully presenting his abilities.
• Fang Xu’s praise strengthens Kakashi’s admiration for his father, prompting Kakashi to defend and glorify Sakumo.
• Sakumo reprimands Kakashi for comparing him to the Hokage, teaching him that political statements must be handled carefully.
• Fang Xu then shifts the conversation from casual praise to a serious warning, forcing Sakumo to confront the political danger of becoming too prominent.
• The chapter ends with Fang Xu beginning to explain that Hokage selection depends on making the village feel secure, not simply possessing superior strength.

Chapter Summary: Descendants of the Senju

Key Plot Points and Events

• Fang Xu warns Hatake Sakumo that his growing strength, reputation, and support for becoming Fourth Hokage may make him a target of political opposition.
• He specifically identifies the Third Hokage and an unfamiliar figure named Danzo as potential threats, arguing that powerful people who cannot be controlled may be viewed as dangerous.
• Sakumo and Kakashi are disturbed by Fang Xu’s unusually mature political understanding and question how he learned such information.
• Fang Xu claims that Tsunade told him about Danzo and the political tensions surrounding the Hokage position.
• Sakumo then learns that Fang Xu recently met Tsunade because Fang Xu’s family possesses ancient swordsmanship insights connected to the Senju clan.
• Fang Xu reveals that his grandfather was a Senju who abandoned the clan surname during the Second Hokage’s era, when many Senju assimilated into ordinary village families.
• His recent displays of Lightning Nintaijutsu and swordsmanship caused the Third Hokage to investigate his background, exposing his Senju ancestry.
• Tsunade gave Fang Xu scrolls containing the Shadow Clone Technique and Water Release: Water Wave Technique, and offered him protection and assistance through the Senju Residence or Konoha Hospital.
• Sakumo recognizes that Tsunade genuinely accepts Fang Xu as family and advises him to maintain a close relationship with her.

Character Developments

• Fang Xu: Demonstrates exceptional political awareness, strategic thinking, and emotional composure far beyond his apparent age. He openly reveals his Senju heritage and his connection with Tsunade, showing that he is prepared to manage the consequences of his growing influence.
• Hatake Sakumo: Moves from suspicion to serious consideration of Fang Xu’s warnings. He realizes that Fang Xu may face political danger and accepts that Tsunade’s support is significant.
• Kakashi: Begins to understand that Fang Xu is not merely unusually strong but also extraordinarily mature and knowledgeable. He is surprised by Fang Xu’s connection to the Senju clan and Tsunade.
• Tsunade: Though absent from the main scene, she is established as someone who has personally acknowledged Fang Xu, provided him advanced techniques, and offered him protection.

Significant Themes

• Political power and insecurity: The chapter emphasizes that strength and popularity can create enemies, even within one’s own village.
• Hidden identity and inherited legacy: Fang Xu’s Senju ancestry has been concealed for generations, but his emerging talents bring that forgotten heritage back into public attention.
• Trust and loyalty: Tsunade’s gifts and offer of protection show personal trust, while Sakumo’s advice highlights the value of reliable alliances.
• Maturity beyond one’s age: Fang Xu’s insight contrasts sharply with his childlike appearance, causing others to question his origins and abilities.
• Clan assimilation and changing traditions: The Senju descendants’ decision to abandon their surname reflects the clan’s sacrifice for village unity, while also demonstrating how historical identities can be rediscovered.

Character Interactions

• Fang Xu speaks frankly with Sakumo about the political dangers surrounding his potential candidacy for Hokage, forcing Sakumo to confront uncomfortable realities.
• Sakumo questions Fang Xu’s sources and maturity, while Kakashi gradually recognizes the depth of Fang Xu’s unusual nature.
• Fang Xu attributes his knowledge to Tsunade, then explains how their meeting was connected to his family’s Senju swordsmanship legacy.
• Sakumo reacts with surprise to Fang Xu’s ancestry but eventually accepts the significance of Tsunade’s support.
• Sakumo encourages Fang Xu to spend more time with Tsunade, emphasizing her strength, status as one of the Three Ninja, and her connection to the First Hokage.

Chapter Summary: “Watched”

Key Plot Points and Events

• Hatake Sakumo warns Kakashi and Fang Xu about Shimura Danzō, leader of Root, describing him as far more dangerous and manipulative than Tsunade.
• He instructs them never to meet privately with Danzō or Root operatives and to report immediately if they believe Root is watching them.
• Sakumo explains that Fang Xu’s abilities and connections—Lightning-Attribute Nintaijutsu, kendo talent, Senju blood, and association with Tsunade—make him a tempting target for powerful figures.
• Fang Xu reveals that he has recently sensed someone watching him. The presence feels hostile rather than merely observant.
• Sakumo’s Shadow Clone confirms that he, too, had detected suspicious surveillance near the residence, suggesting Fang Xu’s fears are justified.
• Sakumo orders Fang Xu and Kakashi to remain inside while he investigates.
• He locates three Root shinobi positioned around Fang Xu’s home and the Hatake residence. When they attempt to flee, Sakumo defeats all three with overwhelming speed and skill.
• The Root leader claims they were acting under Danzō’s orders and insists that Root has the authority to investigate Fang Xu.
• Sakumo rejects this justification, angrily warning Danzō that Fang Xu is his disciple and that any further surveillance will have serious consequences.
• Sakumo then goes directly to the Hokage Building and informs Hiruzen Sarutobi that he attacked Root operatives who were spying on Fang Xu. Hiruzen reacts with growing concern.

Character Developments

• Fang Xu: Demonstrates increasing sensory awareness and maturity by recognizing that the surveillance may be hostile. His unusual abilities and bloodline are confirmed as potential sources of political danger.
• Kakashi: Becomes visibly worried for Fang Xu and takes Sakumo’s warning seriously. His trust in his father is reinforced when Sakumo personally intervenes.
• Hatake Sakumo: Reveals a fiercely protective side. Though normally controlled, he responds violently when Root threatens his disciple, showing both his combat prowess and his willingness to confront Konoha’s political powers.
• Danzō and Root: Are established as secretive, threatening forces willing to monitor talented individuals without their consent. Their claim of serving the village contrasts with their covert and intimidating methods.
• Hiruzen Sarutobi: Is placed in a difficult position as he learns that Root has been operating near Fang Xu and the Hatake family. His troubled reaction suggests that Root’s actions may have exceeded acceptable limits.

Significant Themes

• Surveillance and distrust: Fang Xu’s sense of being watched becomes real, creating an atmosphere of paranoia and danger.
• Protection versus exploitation: Sakumo views Fang Xu as a student and family member to protect, while Root appears to view him as a useful asset to investigate or control.
• Political conflict within Konoha: The chapter highlights tension between official village authority and Danzō’s secretive organization.
• Loyalty and responsibility: Sakumo’s defense of Fang Xu demonstrates the obligations of a teacher and protector, while Root uses “village missions” to justify morally questionable behavior.
• Hidden threats: The danger does not come from an outside enemy but from powerful figures within Konoha itself.

Important Character Interactions

• Sakumo gives Kakashi and Fang Xu a serious warning about Danzō and Root.
• Fang Xu confides in Sakumo and Kakashi about sensing hostile surveillance.
• Sakumo’s Shadow Clone confirms Fang Xu’s suspicions, strengthening their shared concern.
• Sakumo confronts and defeats the Root shinobi, making it clear that he will not tolerate threats against Fang Xu.
• The Root leader attempts to invoke Danzō’s authority, but Sakumo refuses to be intimidated.
• Sakumo reports the incident to Hiruzen, directly bringing the conflict between himself and Root to the Hokage’s attention.

Chapter Summary

Key Plot Points and Events

• Hatake Sakumo reports to Hiruzen Sarutobi that Root has been secretly surveilling Fang Xu, a six-year-old Ninja Academy student and Sakumo’s disciple.
• Hiruzen is angered that Danzo violated his order not to interfere with Fang Xu or infiltrate the Academy. He promises to handle the matter personally and forbids Root from monitoring Fang Xu again.
• At Root’s underground base, Danzo reprimands the three injured operatives who were caught spying. He condemns their incompetence for allowing Sakumo to discover them and warns them that another failure will be fatal.
• Hiruzen summons Danzo to the Hokage’s office through Anbu.
• Hiruzen confronts Danzo over Root’s actions. Danzo admits to surveillance but argues that Fang Xu’s exceptional talent, Senju heritage, Lightning Release ability, and kendo aptitude make him valuable to Root, especially with war approaching.
• Danzo insists Fang Xu should be molded into a weapon, while Hiruzen defends the boy’s right to grow normally under Sakumo’s guidance.
• Hiruzen accuses Danzo of acting out of insecurity and political ambition, comparing Fang Xu’s situation to Sakumo’s independence.
• Hiruzen establishes a firm boundary: if Danzo interferes with Fang Xu, Kakashi, or other Academy children again, he will revoke Danzo’s authority over Root. Danzo is forced to accept that the matter is closed.

Character Developments

• Hiruzen Sarutobi becomes more forceful and authoritative, openly asserting his control over Danzo and Root. His defense of Fang Xu reveals both personal concern and a broader belief that children should not be exploited as tools.
• Hatake Sakumo demonstrates his protective loyalty toward Fang Xu. He trusts Hiruzen to safeguard his disciple but makes clear that Root’s surveillance is unacceptable.
• Danzo is portrayed as increasingly ruthless and controlling. He views Fang Xu’s talent solely in terms of military usefulness and reveals his fear that powerful individuals outside his influence may eventually oppose him.
• Fang Xu, though absent from the chapter, becomes the center of a political struggle because of his unusual potential and connection to both Sakumo and the Senju lineage.
• The Root operatives, particularly Takuma, are shown to fear Danzo and accept severe punishment without protest.

Significant Themes

• Power and authority: The conflict establishes the limits of Root’s power and reinforces that Hiruzen, as Hokage, remains its ultimate authority.
• Children versus weapons: Hiruzen sees Fang Xu as a child and future member of Konoha, whereas Danzo sees him as a weapon to be shaped for war.
• Control and insecurity: Hiruzen suggests Danzo’s actions stem from jealousy and fear of losing influence over powerful figures.
• Protection and mentorship: Sakumo and Hiruzen’s defense of Fang Xu emphasizes the importance of allowing gifted children to mature through trust, education, and personal bonds.
• Public village ideals versus covert methods: Root’s secret surveillance contrasts with Hiruzen’s stated commitment to protecting villagers and maintaining institutional boundaries.

Character Interactions

• Sakumo and Hiruzen: They share mutual respect and concern for Fang Xu. Sakumo seeks Hiruzen’s intervention, and Hiruzen reassures him that the boy’s development will be protected.
• Danzo and the Root operatives: Danzo humiliates and threatens the failed spies, reinforcing Root’s harsh, fear-based discipline.
• Hiruzen and Danzo: Their confrontation exposes their opposing philosophies. Hiruzen prioritizes loyalty, freedom, and Konoha’s welfare, while Danzo prioritizes control, secrecy, and military utility. The argument ends with Hiruzen decisively asserting dominance.

Chapter Summary: “Everyone, Be Careful”

Key Plot Points and Events

• After Danzo leaves the Hokage’s office, he resents Hiruzen’s authority and remembers how Hiruzen became the Third Hokage after stepping forward before him during the Second Hokage’s final mission.
• Danzo’s frustration intensifies because he failed to recruit or control Fang Xu, while Hatake Sakumo successfully intervened on her behalf. He decides that both Fang Xu and Sakumo may become obstacles to his ambitions for the Hokage position.
• At the Hatake residence, Sakumo confirms that the ninja who targeted Fang Xu were Root operatives working under Danzo.
• Sakumo explains that he injured the Root agents and reported the incident directly to Hiruzen. As a result, Root is unlikely to attack Fang Xu openly for the time being.
• Fang Xu realizes that Danzo will not simply forget the humiliation. She warns that he may retaliate indirectly, particularly by manipulating missions or withholding crucial information.
• Sakumo agrees to be cautious and instructs both Fang Xu and Kakashi to remain alert, avoid isolated locations, and verify any summons or missions before acting.
• A week later, the overt surveillance and harassment around Fang Xu have stopped, but she continues training intensely and remains wary of Root’s hidden activities.

Character Developments

• Danzo: His resentment toward Hiruzen and his jealousy of Sakumo deepen. He views Fang Xu and Sakumo as obstacles and begins considering more aggressive, covert methods to eliminate them.
• Hatake Sakumo: Demonstrates strong loyalty and responsibility as Fang Xu’s teacher. He protects her, reports Root’s actions to Hiruzen, and takes Fang Xu’s warning about Danzo seriously rather than dismissing it.
• Fang Xu: Shows increasing political awareness and maturity. Although still too weak to confront Danzo directly, she understands his personality and anticipates the ways he might retaliate. She also continues developing rapidly through disciplined training.
• Kakashi: Becomes more serious after learning that Root might target Academy students. He recognizes Fang Xu’s extraordinary talent and accepts Sakumo’s safety instructions.
• Hiruzen: Although he does not appear directly beyond the earlier confrontation, he is positioned as a protective authority whose warning temporarily restrains Danzo.

Significant Themes

• Political rivalry and ambition: Danzo’s lifelong resentment toward Hiruzen drives his desire for power and willingness to remove anyone blocking his path.
• Light versus darkness: Hiruzen represents visible, legitimate authority, while Danzo operates through secrecy, manipulation, and Root.
• Mentorship and protection: Sakumo treats Fang Xu as a true disciple and risks conflict with Danzo to defend her.
• Caution and hidden danger: The chapter emphasizes that threats may persist even when open attacks stop, especially through missions, misinformation, and covert surveillance.
• Talent and legacy: Fang Xu’s appearance and innovative abilities evoke the Second Hokage, suggesting inherited potential and a connection to Konoha’s past.
• Growth under pressure: Fang Xu balances relentless training with the need to survive increasingly dangerous political circumstances.

Important Character Interactions

• Danzo and Hiruzen: Their unresolved rivalry is reinforced when Hiruzen reprimands Danzo, reminding him that Hiruzen still holds the authority Danzo believes he deserves.
• Danzo and Sakumo/Fang Xu: Danzo sees both as threats after Sakumo disrupts his attempt to influence Fang Xu.
• Sakumo and Fang Xu: Sakumo reassures Fang Xu that protecting her is his duty, while Fang Xu warns him that Danzo may attack indirectly.
• Sakumo and Kakashi: Sakumo instructs Kakashi to remain cautious and not respond to suspicious summons without consulting him.
• Fang Xu and Kakashi: Fang Xu’s analysis of Danzo’s methods demonstrates her growing maturity, while Kakashi begins to understand the seriousness of the danger surrounding them.

Chapter Summary: “The Fourth Exchange”

Key Plot Points and Events

• Kakashi warns Fang Xu that his extreme training pace may eventually cripple him. Fang Xu acknowledges the danger but insists that he will become stronger before that happens.
• Fang Xu’s appetite has increased dramatically because of his intense physical training. The Hatake family supports his need to eat, though he is reluctant to rely too heavily on their household.
• Fang Xu successfully develops the Thunder Body Tempering Technique, combining:
  • Thunder Breathing for breathing control and muscular exertion,
  • Lightning Release Chakra to protect his meridians and control the current,
  • The Rumble-Rumble Fruit’s true lightning to temper his body directly.
• His first two attempts fail because of muscle strain, poor synchronization, and excessive bodily stress. Using feedback from the Attribute Panel, he adjusts the process and discovers that the three systems must serve separate functions rather than being forcibly merged.
• The new technique rapidly strengthens his body, improving his running endurance, sword stability, resistance to Lightning Mode, and ability to use high-burden techniques such as Thunderclap and Flash.
• The technique requires enormous amounts of food, medicine, and recovery supplies. Fang Xu calculates that his savings of over 700,000 ryo may last only three months.
• With the Exchange Talent’s one-week cooldown finished, Fang Xu chooses not to sacrifice his valuable B-Rank ninjutsu scrolls. Instead, he exchanges a copied Chakra Refinement Technique scroll and a compressed ball of Chakra.
• He specifically wishes for money, food, or an item capable of producing unlimited food.
• The exchange transports his consciousness to a small island where Nobita, Doraemon, Gian, and other children are stranded after their supplies are swept away. The chapter ends with Nobita and Gian demanding that Doraemon use one of his gadgets to find food.

Character Developments

• Fang Xu demonstrates patience and analytical thinking. Rather than abandoning the failed body-tempering experiments, he uses the Attribute Panel to methodically refine the technique.
• He becomes more aware of the practical costs of strength, recognizing that training requires not only talent and techniques but also food, medicine, and money.
• Fang Xu’s confidence grows after successfully creating the Thunder Body Tempering Technique, though his financial concerns introduce a new limitation.
• Kakashi remains cautious and observant, concerned that Fang Xu’s ambition may lead to permanent injury.
• Hatake Sakumo acts as a supportive mentor figure, encouraging Fang Xu to eat enough to sustain his physical development.
• Nobita and Gian are shown as hungry, anxious, and dependent on Doraemon after the shipwreck-like accident, while Doraemon becomes responsible for solving their survival problem.

Significant Themes

• Strength versus bodily limits: Fang Xu’s progress depends on pushing himself, but excessive training risks serious injury.
• The cost of power: Physical advancement requires immense nutritional, medicinal, and financial resources.
• Scientific experimentation and adaptation: Fang Xu succeeds by testing, observing results, and assigning each power system a distinct role.
• Resource management: Even a powerful ability cannot eliminate practical problems such as hunger, recovery, and dwindling savings.
• Cross-world exchange: The Exchange Talent links Fang Xu’s ninja world to another universe, setting up a meeting with Doraemon’s world and potentially offering a solution to his food shortage.

Character Interactions

• Kakashi challenges Fang Xu’s reckless training philosophy, while Fang Xu responds with calm determination.
• Sakumo counters Kakashi’s concern by reassuring Fang Xu that adequate food is essential for training.
• Fang Xu internally balances his gratitude toward the Hatake family with his desire not to exploit their hospitality.
• The exchange introduces a new interaction between Fang Xu and the world of Doraemon, though the chapter ends before he directly meets Nobita, Doraemon, or Gian.

Chapter Summary: “Gourmet Tablecloth”

Key Plot Points and Events

• Suneo, Nobita, Gian, Shizuka, and Doraemon become stranded on an island after waves wash away their food, camping equipment, and tent.
• Nobita suggests using Doraemon’s Gourmet Tablecloth, which can produce any desired food. The others eagerly request steaks, hamburgers, French cuisine, soup, sandwiches, and desserts.
• When Doraemon unfolds the tablecloth, it mysteriously disappears and is replaced by a scroll and a pale-blue Chakra Seed.
• The scroll contains the Chakra Refinement Technique, which allows someone to combine physical and spiritual energy into chakra and eventually learn ninjutsu.
• The group is frustrated because the new item cannot immediately solve their hunger. Doraemon concludes that the tablecloth was secretly exchanged and decides they must return home for further investigation.
• Using the Anywhere Door, the group abandons the ruined camping trip.
• The narrative then shifts to Fang Xu, who receives the Gourmet Tablecloth through an exchange. Its restrictions and dangers have been removed, allowing unlimited food production without ingredients.
• Fang Xu tests it by producing a roasted whole lamb and orange juice. The food restores his energy after practicing the Thunder Body Tempering Technique and eliminates his worries about food expenses.
• The chapter ends with Fang Xu wondering whether the tablecloth can also produce medicinal meals.

Character Developments

• Doraemon becomes confused and frustrated when the tablecloth disappears, but remains responsible by investigating the replacement and safely taking everyone home.
• Nobita is resourceful in suggesting the Gourmet Tablecloth but becomes childish and distressed when his expected food—and specifically his dorayaki—vanishes.
• Gian and Suneo focus almost entirely on their appetites, revealing their tendency to prioritize immediate comforts during a crisis.
• Shizuka remains calm and practical, attempting to stop the arguing and asking whether the missing tablecloth can be recovered.
• Fang Xu demonstrates cleverness and enthusiasm. He immediately recognizes the tablecloth’s value not merely as a cooking tool, but as an unlimited source of cultivation nourishment.

Significant Themes

• Resourcefulness versus dependence: The Doraemon group relies on gadgets to solve problems, while Fang Xu views the same item as a strategic cultivation resource.
• Unexpected consequences: The exchange replaces a convenient food-producing gadget with a mysterious chakra-training system, suggesting that magical or technological tools may have hidden purposes.
• Abundance and survival: Food is both a source of comfort for the stranded children and a serious material necessity for Fang Xu’s physically demanding cultivation.
• Cross-world exchange: The chapter connects Doraemon’s world with Fang Xu’s cultivation setting, turning a familiar gadget into a major advantage in a different universe.
• Comedy and contrast: The children’s exaggerated hunger and disappointment contrast with Fang Xu’s practical excitement over the tablecloth’s unlimited output.

Character Interactions

• Nobita persuades Doraemon to use the tablecloth, while Gian and Suneo enthusiastically add increasingly extravagant food requests.
• Shizuka tries to calm the group and later asks Doraemon whether the tablecloth can be retrieved.
• Doraemon explains the chakra scroll to the others, but Gian and Suneo dismiss it because it does not provide immediate food.
• The group collectively pressures Doraemon to find a solution, leading him to use the Anywhere Door.
• Fang Xu interacts directly with the tablecloth, testing it first with roasted lamb and orange juice and discovering its potential to support his cultivation.

Chapter Summary: “You Got Faster Again”

Key Plot Points and Events

• Fang Xu tests the Gourmet Tablecloth and discovers that it can create ordinary food, medicinal soups, porridge, and other items classified as food, but cannot produce pure medicines such as pills or topical treatments.
• The tablecloth solves his greatest training problem: supplying the enormous amount of food and nutrition required by the Thunder Body Tempering Technique.
• Fang Xu changes his daily routine, eating multiple large meals and medicinal dishes before and after training. This allows him to train at his physical limits without worrying about exhausting his food reserves.
• His combined abilities—Thunder Breathing, Lightning Release Chakra, and the Rumble-Rumble Fruit—become increasingly refined. His recovery improves, Lightning Mode lasts longer, and the strain of his techniques decreases.
• During sword practice at the Hatake Residence, Kakashi notices Fang Xu’s rapid improvement, remarking, “You got faster again.”
• Hatake Sakumo recognizes that Fang Xu’s progress involves more than physical strength: his footwork, force generation, rhythm, and understanding of swordsmanship fundamentals are also improving.
• Sakumo begins teaching Fang Xu practical combat judgment, including when to attack, retreat, draw his sword, or restrain his strength.
• Fang Xu further integrates his powers into Thunder Breathing’s forms:
  • Second Form gains paralysis and scorching effects.
  • Third Form becomes a controlled net of lightning slashes.
  • Fourth and Fifth Forms gain longer lightning arcs, heat, and electrical force.
  • Sixth Form becomes a sustained storm of suppressive attacks.
  • Thunderclap and Flash becomes dramatically faster and more destructive, allowing Fang Xu to cross over ten meters almost instantly and blast through wooden targets.
• Fang Xu continues training consistently for more than a month while the Exchange Talent cools down five times.
• Several exchanges produce notable rewards:
  • A copied version of the Incomplete Cloud Lightning Body Tempering Technique and a large piece of highly nutritious Sea King meat from the One Piece world.
  • A Desert Eagle and one hundred bullets from a Hong Kong crime world. Fang Xu considers the weapon potentially useful as a surprise tool but impractical against experienced ninjas.
  • A later exchange using another lock of Obito’s hair connects him to an apocalyptic world, though the chapter ends before the reward is revealed.

Character Developments

• Fang Xu becomes more confident and efficient in training, but remains cautious and disciplined. Despite his rapidly increasing power, he avoids becoming arrogant and maintains his routine of training, eating, and further training.
• His physical body, endurance, recovery speed, and combat techniques improve rapidly because he can now train without nutritional limitations.
• His swordsmanship develops beyond copied techniques. Under Sakumo’s guidance, he begins to understand combat principles, timing, restraint, and practical battle analysis.
• Kakashi becomes increasingly frustrated and pressured by Fang Xu’s progress. For the first time, he feels that his own natural genius is not enough and that he must work harder to keep up.
• Hatake Sakumo takes a more active role in Fang Xu’s education, recognizing both his exceptional talent and the need to stabilize his developing Lightning-Attribute swordsmanship.

Significant Themes

• Resource advantage and preparation: The Gourmet Tablecloth transforms Fang Xu’s training by eliminating his food shortage, showing how proper resources can unlock previously limited potential.
• Hard work versus innate talent: Fang Xu’s rapid progress makes Kakashi confront the gap between natural genius and relentless effort supported by superior opportunities.
• Integration of different powers: Fang Xu is not merely collecting abilities; he is combining them into a unified combat style involving breathing techniques, chakra, lightning, and swordsmanship.
• Discipline and restraint: Although Fang Xu gains overwhelming power, Sakumo emphasizes that victory depends on judgment and control, not just destructive force.
• Cross-world opportunity and uncertainty: The exchange ability provides extraordinary rewards, but its randomness means Fang Xu must remain patient and cannot depend on receiving specific treasures.

Important Character Interactions

• Fang Xu experiments with the Gourmet Tablecloth alone, mentally comparing its potential with other gadgets such as the Anywhere Door and 4D Pocket.
• During a sparring session, Kakashi openly comments on Fang Xu’s increased speed, while Fang Xu casually attributes the improvement to eating better.
• Sakumo corrects Kakashi’s narrow focus on speed and explains that Fang Xu’s footwork and force control have improved as well.
• Sakumo then offers Fang Xu advanced practical combat instruction, and Fang Xu respectfully accepts him as his teacher.
• The chapter closes with Fang Xu making another exchange using Obito’s hair, connecting once again to an apocalyptic world and setting up the next development.

Chapter Summary: “Hair Again?”

Key Plot Points and Events

• Zhou Yang retrieves a zombie Crystal Core, but it mysteriously transforms into a tuft of black hair in his hand, causing him to angrily realize that his belongings have once again been exchanged away.
• Fang Xu receives the Crystal Core instead. After absorbing it, his physique and Mental Strength improve slightly, though the greater value lies in what the exchange reveals.
• Fang Xu recognizes that using Obito’s hair twice has connected him specifically to Zhou Yang’s apocalypse world. The first exchange stole Zhou Yang’s Attribute Panel, while the second produced a zombie Crystal Core.
• He theorizes that objects from the same source are more likely to connect to their corresponding world. He also concludes that the Apocalypse World Will may be deliberately exploiting his Exchange Talent to punish Zhou Yang, whom it regards as an invasive transmigrator.
• Fang Xu decides to collect more of Obito’s hair—and possibly his blood—because Zhou Yang’s misfortune provides him with valuable resources.
• Obito experiences an unexplained chill and senses danger after another exchange involving his hair, hinting that he may become increasingly uneasy or suspicious.
• For his eighth exchange, Fang Xu sends a copied Lightning Body-Tempering Technique to Yan Zhendong’s world. In return, he receives an Iron Cloth Shirt manual and a medicinal bath prescription.
• Yan Zhendong is excited by the body-tempering method but cannot use it effectively because his world lacks Chakra, Lightning Release, and the Rumble-Rumble Fruit.
• Fang Xu realizes the exchange is imperfect but sees value in adapting the medicinal bath formula and external-training principles to stabilize and improve his own lightning-based body cultivation.
• For the ninth exchange, Fang Xu experiments with sending a living creature: a tied wild boar. It appears in a Pokémon world, terrifying nearby Pokémon and confusing the local trainers, whose Pokédex cannot identify it.
• Fang Xu receives only a bag of assorted Berry Seeds and is disappointed that he did not obtain a Pokémon or any supernatural ability.

Character Developments

• Fang Xu becomes more analytical and opportunistic. He begins treating the Exchange Talent as a system governed by patterns, source connections, and world-specific reactions rather than random transactions.
• He also grows more ruthless toward Zhou Yang, viewing him as a valuable “resource” whose losses can be repeatedly converted into gains.
• Fang Xu demonstrates greater flexibility in cultivation, planning to combine techniques from different worlds instead of relying on any single system.
• Zhou Yang suffers another major loss and reacts with frustration and helplessness, reinforcing his status as a victim of the exchanges.
• Obito develops an instinctive sense that something is wrong with his hair or surroundings, though he does not yet understand the cause.
• Yan Zhendong shows enthusiasm and ambition when presented with the Lightning Body-Tempering Technique, but the limitations of his world prevent him from using it immediately.
• The Pokémon-world boy and girl are bewildered by the wild boar’s arrival, demonstrating how abnormal cross-world exchanges appear to inhabitants of the receiving world.

Significant Themes

• Exploitation of world laws: Fang Xu learns that the will of a world can interfere with transmigrators and use the Exchange Talent as a weapon against them.
• Patterns and interconnected worlds: Repeated exchanges reveal that items retain links to their original worlds, allowing Fang Xu to target particular realms more reliably.
• Adaptation over perfection: Even when an exchange produces an unusable or disappointing item, Fang Xu searches for secondary applications and ways to integrate foreign knowledge into his own cultivation.
• Cross-world imbalance: Items that are powerful in one world may be useless in another because the necessary systems or resources are absent.
• Greed and moral detachment: Fang Xu increasingly views people, especially Zhou Yang and Obito, as sources of exchange materials rather than individuals.
• Uncertainty and experimentation: Fang Xu continues testing the limits of his ability, moving from objects and techniques to living creatures despite not knowing the consequences.

Character Interactions

• Fang Xu observes Zhou Yang’s repeated losses and interprets them as evidence of the Apocalypse World Will’s hostility.
• Fang Xu’s exchange indirectly affects Obito, who senses an ominous presence after his hair is used.
• Fang Xu and Yan Zhendong are connected through the exchange of cultivation knowledge: Yan receives a technique he cannot yet use, while Fang gains a practical martial manual and medicinal formula.
• The wild boar’s arrival disrupts the Pokémon trainers and frightens the surrounding Pokémon, while their failed attempt to identify it highlights the incompatibility between worlds.

Chapter Summary

Key Plot Points and Events

• Fang Xu reflects on the value of his connection to the Pokémon World. Although he cannot immediately obtain Pokémon, he realizes that ordinary animals may be rare and valuable there.
• He successfully exchanges a wild boar for Berry Seeds and considers creating a stable trade network involving other animals such as deer, rabbits, poultry, and fish.
• The Berry Seeds may eventually provide access to useful Berries with restorative and curative effects.
• Fang Xu’s Exchange Talent reaches nine uses, leaving only one more exchange before it levels up. He hopes the upgrade will reduce its current seven-day cooldown.
• He plants the Berry Seeds in his backyard and uses a minor Water Release technique to water them.
• Fang Xu continues training his chakra control:
  • He learns the B-rank Water Release: Water Dragon Bullet Technique.
  • He begins learning the B-rank Earth Release: Earth Spear Technique.
  • He continues practicing Water Release: Water Wave Technique, taught to him by Tsunade.
• He recognizes that medical ninjutsu would offer the most precise form of chakra-control training and decides to seek Tsunade’s instruction.
• Fang Xu visits Konoha Ninja Hospital and asks to see Tsunade without an appointment. A nurse escorts him upstairs after contacting her.
• The nurses are charmed by Fang Xu’s appearance and repeatedly pat and pinch him, leaving him mildly uncomfortable.
• Fang Xu finds Tsunade drinking wine in her office during work hours and bluntly questions whether her behavior is appropriate.

Character Development

• Fang Xu: Becomes more practical and strategic, focusing on long-term resource exchange rather than immediately pursuing powerful Pokémon. His confidence and chakra-control abilities continue to grow as he trains multiple elemental natures. He also displays a serious, direct personality and is willing to criticize even Tsunade when he believes her conduct is irresponsible.
• Tsunade: Is presented as highly capable but casually irresponsible, drinking in her office despite the hospital’s busy conditions. Her relaxed attitude contrasts with Fang Xu’s disciplined and analytical nature.
• Nurses: Their enthusiastic affection toward Fang Xu highlights his childlike appearance and charm, while also creating humorous discomfort for him.

Significant Themes

• Resourcefulness and adaptation: Fang Xu turns an unexpected connection into a potentially valuable system of trade.
• Long-term planning: The Berry Seeds and future animal exchanges represent his effort to build stable resources rather than rely on temporary gains.
• Growth through discipline: His training emphasizes control, precision, and steady improvement across multiple chakra natures.
• Power versus refinement: Fang Xu realizes that advanced medical ninjutsu may improve his fundamental chakra control more effectively than simply mastering destructive techniques.
• Contrasting personalities: Fang Xu’s seriousness and self-discipline clash humorously with Tsunade’s carefree drinking and the nurses’ excessive affection.

Character Interactions

• Fang Xu negotiates indirectly with the Pokémon World by exchanging a wild boar for Berry Seeds.
• At the hospital, a nurse treats him like a cute child, offering to help him, patting his head, and pinching his cheek.
• Fang Xu respectfully but firmly asks the nurse to notify Tsunade.
• Upon meeting Tsunade, he immediately challenges her decision to drink during work hours, creating a humorous confrontation between the precocious child and the notoriously laid-back medical expert.

Chapter Summary: “I Want to Take a Master”

Key Plot Points and Events

• Fang Xu visits Tsunade in her hospital office and finds her drinking wine instead of seriously working through her paperwork.
• Their familiar relationship is shown through playful arguing: Tsunade scolds him for questioning her work and reminds him to call her “Sister Tsunade” rather than using a formal address.
• Tsunade initially suspects that Fang Xu has been targeted by Root again, but he assures her that things have been quiet and that Sakumo has warned him to remain cautious.
• Fang Xu reveals that he wants to study Medical Ninjutsu under Tsunade.
• Tsunade questions whether this is merely a passing interest, pointing out that Medical Ninjutsu requires extensive study of anatomy, pharmacology, trauma treatment, and precise Chakra Control.
• Fang Xu explains that he has carefully considered the decision. Medical Ninjutsu would help him improve Chakra Control, understand the human body, and safely manage the risks of his intense swordsmanship, Taijutsu, Lightning Release, and Thunder Body Tempering training.
• He also argues that medical ninjas are not limited to support roles. Knowledge of the human body can enable them to kill efficiently, while advanced Chakra Control can form the basis of formidable combat abilities.
• Fang Xu cites Tsunade herself as proof that a medical ninja can also be a powerful frontline fighter.
• Tsunade is impressed by his reasoning and maturity, though she warns that studying Medical Ninjutsu alongside his many other disciplines may spread him too thin.
• The chapter ends with Tsunade seriously considering him as a potential disciple. His talent, discipline, clear goals, and Senju heritage make him an unusually appealing student.

Character Developments

• Fang Xu demonstrates unusual maturity for his age. Rather than pursuing Medical Ninjutsu impulsively, he has identified specific weaknesses and long-term dangers in his training.
• He shows strategic self-awareness by recognizing that excessive physical training could cause hidden injuries and permanently limit his future growth.
• Fang Xu also reveals a broader understanding of Medical Ninjutsu, viewing it as both a method of healing and a combat discipline based on anatomical knowledge and Chakra precision.
• Tsunade shifts from casual amusement and mild suspicion to serious interest. She recognizes that Fang Xu is not simply chasing another skill or title but is building a deliberate, balanced training system.
• Her pride is touched when Fang Xu presents her as evidence that medical ninjas can be powerful warriors, rather than merely flattering her with her usual titles.

Significant Themes

• Long-term growth versus short-term advancement: Fang Xu prioritizes preserving his body and future potential over reckless immediate gains.
• The importance of self-knowledge: Understanding anatomy and physical limits is presented as essential for safely pursuing extreme training.
• Breaking stereotypes: Medical Ninjutsu is portrayed as more than support work; it can provide both healing abilities and lethal combat knowledge.
• Discipline and specialization: The chapter explores whether pursuing multiple paths—swordsmanship, elemental ninjutsu, Taijutsu, body strengthening, and Medical Ninjutsu—is ambitious preparation or dangerous overextension.
• Teacher and student relationships: Fang Xu’s thoughtful request and Tsunade’s growing respect establish the possibility of a new master-disciple bond.

Character Interactions

• Fang Xu and Tsunade interact with comfortable familiarity, trading teasing remarks while maintaining mutual respect.
• Tsunade tests Fang Xu’s seriousness by challenging his motives and warning him about the difficulty of Medical Ninjutsu.
• Fang Xu responds calmly and logically, persuading her through honest explanations rather than empty praise.
• His statement that Tsunade herself proves medical ninjas can be powerful deeply appeals to her pride and strengthens their connection.
• The encounter ends with Tsunade viewing Fang Xu not merely as a talented child, but as a potential disciple worthy of serious consideration.

Chapter Summary: “I’ll Take You as My Student”

Key Plot Points and Events

• Tsunade agrees to take Fang Xu as her disciple, officially beginning his training in Medical Ninjutsu.
• Fang Xu formally acknowledges Tsunade as his teacher, while already being trained in swordsmanship by Sakumo and developing Lightning Release and Taijutsu.
• Tsunade establishes three rules:
  1. He must thoroughly learn medical theory, including anatomy, Chakra pathways, pharmacology, and trauma treatment.
  2. He must practice Medical Ninjutsu carefully and precisely rather than relying on raw power.
  3. Once he begins, he must not quit halfway.
• Tsunade questions whether Fang Xu can fit Medical Ninjutsu into his already demanding schedule.
• Fang Xu explains that he plans to use Shadow Clones to study, relying on their ability to return memories and experience to the original body.
• He demonstrates that he understands the dangers of Shadow Clones, including mental shock, accumulated fatigue, and physical exhaustion. He plans to use only three to five at a time and reduce the number when necessary.
• Impressed by his caution and self-discipline, Tsunade gives him five massive foundational medical texts to study and memorize before returning for further instruction.
• She emphasizes that he must understand the material rather than mechanically memorize it, and that he should record and ask about anything he does not understand.

Character Developments

• Fang Xu advances from an aspiring student to Tsunade’s official disciple, significantly strengthening his future path as both a fighter and medical ninja.
• He displays determination, confidence, planning, and responsibility. Rather than being intimidated by the workload, he calmly commits to completing it.
• His understanding of Shadow Clone risks shows that he is talented but not reckless. He is willing to exploit his abilities while maintaining limits.
• Tsunade takes on a serious mentoring role. Although she remains stern and teasing, she shows genuine concern for Fang Xu’s safety and education.
• Tsunade becomes increasingly impressed by Fang Xu’s discipline, especially his willingness to understand his limits and ask questions honestly.

Significant Themes

• Discipline and commitment: Medical Ninjutsu requires long-term dedication, precision, and the willingness to continue even when training becomes tedious.
• Knowledge versus memorization: True mastery requires understanding how and why techniques work, not simply reciting information.
• Responsibility and the danger of mistakes: Unlike ordinary combat, medical errors can directly cost a patient’s life.
• Balancing talent with caution: Fang Xu’s abilities are valuable only when controlled responsibly.
• Mentorship and growth: Tsunade’s acceptance marks an important step in Fang Xu’s development and expands his potential beyond combat.

Character Interactions

• Tsunade tests Fang Xu’s seriousness by warning him about the difficulty, risks, and time demands of Medical Ninjutsu.
• Fang Xu responds respectfully and confidently, assuring her that he will follow her rules and not abandon his training.
• Their exchange establishes a mentor-student relationship built on strict standards, mutual respect, and Tsunade’s guarded approval.
• Tsunade’s final approval comes when Fang Xu promises to understand the books, organize his questions, and seek clarification instead of pretending to know something.

Chapter Summary: “Little Freak”

Key Plot Points and Events

• Tsunade pauses during a meal and realizes Fang Xu’s Chakra-control ability has not yet been tested, which is essential before teaching him Medical Ninjutsu.
• She explains that Medical Ninjutsu requires exceptional precision because mistakes can worsen injuries. If Fang Xu fails the control test, he will study theory instead of practicing medical techniques.
• Tsunade asks him to condense and maintain a fist-sized ball of water.
• Fang Xu effortlessly creates a perfectly stable water sphere while simultaneously holding five thick medical books in one arm.
• He demonstrates extraordinary shape transformation by turning the water into a bird, fish, and highly detailed dragon.
• Fang Xu then tests his lightning affinity. He forms a stable ball of lightning and transforms it into a bird, dragon, kunai, dagger, short blade, and needle.
• Tsunade is shocked, especially because Fang Xu’s lightning control is even more refined than his water manipulation.
• She concludes that his Chakra control surpasses that of most children and even many Chunin. She suggests that, if he possesses similar talent with the Chakra transformations used in Medical Ninjutsu, he may eventually surpass her.
• Tsunade decides to restructure his training. She plans to negotiate with the Ninja Academy, the Hokage, and Hatake Sakumo so Fang Xu can leave school and study Medical Ninjutsu full-time for six months.
• Fang Xu objects to abandoning his existing training. He insists that Taijutsu, ninjutsu, and swordsmanship remain essential to his development.
• He proposes studying Medical Ninjutsu at the hospital in the morning, maintaining his combat training in the afternoon, and reviewing theory at night. To continue attending school without interrupting his schedule, he plans to send a Shadow Clone.

Character Developments

• Fang Xu: Reveals himself to possess astonishing Chakra control, precise shape transformation, and strong water and lightning affinities. Despite impressing Tsunade, he remains calm and practical rather than boastful. He demonstrates clear strategic thinking by refusing to sacrifice his established combat system for Medical Ninjutsu.
• Tsunade: Moves from casual instructor to deeply serious mentor after witnessing Fang Xu’s abilities. Her admiration and amazement grow into genuine expectations for his future, even suggesting he could surpass her in Medical Ninjutsu. She also shows her decisive nature by immediately planning an intensive training arrangement.

Significant Themes

• Exceptional talent and potential: Fang Xu’s abilities far exceed normal expectations for his age, challenging even the standards of elite ninja.
• Precision and control: The chapter emphasizes that power alone is not enough; Medical Ninjutsu requires delicate, exact Chakra manipulation.
• Balanced development: Fang Xu rejects the idea that mastering one discipline requires abandoning all others. He seeks to integrate Medical Ninjutsu into a broader combat system.
• Mentorship and ambition: Tsunade recognizes Fang Xu’s potential and offers him unprecedented instruction, while Fang Xu’s discipline and ambition shape the terms of his training.
• The burden of genius: Fang Xu’s extraordinary abilities cause Tsunade to revise her plans and treat him as an exceptional case rather than an ordinary student.

Character Interactions

• Tsunade initially tests Fang Xu cautiously and explains the risks of failed Medical Ninjutsu.
• Fang Xu responds by exceeding the test’s requirements and casually displaying increasingly advanced transformations.
• His demonstrations leave Tsunade stunned; she calls him a “Little Freak” and admits that his water and lightning shape transformation may already surpass her own.
• When Tsunade proposes six months of exclusive Medical Ninjutsu study, Fang Xu respectfully but firmly challenges her plan.
• Their exchange establishes a mentor-student relationship based not only on Tsunade’s authority, but also on Fang Xu’s independence, discipline, and ability to negotiate his own development.

Chapter Summary: “A Hot Commodity”

Key Plot Points and Events

• Fang Xu explains to Tsunade why he cannot abandon the Ninja Academy while studying Medical Ninjutsu. He argues that school is important not only for academics but also for maintaining friendships, teacher relationships, and his social network.
• Although Fang Xu does not openly admit it, he especially wants to remain connected to Kurenai and Obito. He also intends to continue benefiting from Obito’s valuable bloodline and hair.
• Tsunade teasingly suggests that Fang Xu is mainly reluctant to leave Kurenai. Fang Xu denies this and insists that maintaining a normal friendship with a desk mate is reasonable.
• Tsunade agrees to train him for six months under strict conditions:
  • He will study Medical Ninjutsu with her at the hospital from 7:30 a.m. until noon.
  • He may train normally in the afternoons.
  • A Shadow Clone will attend the Ninja Academy in his place.
  • Tsunade will inform the academy, the Hokage, and Sakumo.
  • He must limit himself to three to five Shadow Clones to avoid excessive mental strain.
• Tsunade gives Fang Xu five large medical textbooks and orders him to finish, memorize, understand, and organize questions about them within seven days.
• Fang Xu accepts the demanding assignment, planning to use Shadow Clones and the Gourmet Tablecloth to maximize his study efficiency.
• After leaving Tsunade’s office, Fang Xu meets the nurse who originally escorted him upstairs. She learns that he has officially become Tsunade’s student and immediately treats him with greater respect and interest.
• The nurse introduces herself as Takano Chinatsu and invites Fang Xu to call her “Sister Chinatsu.” She offers to help him whenever he visits the hospital.
• Chinatsu warns Fang Xu that Medical Ninjutsu is complex and suggests he ask hospital staff for help when necessary. Fang Xu recognizes that she hopes to use her relationship with him to gain access to Tsunade, but he neither promises nor rejects the possibility.

Character Developments

• Fang Xu: Demonstrates strong self-control, strategic thinking, and social awareness. He values his relationships while carefully managing his secret motives. He accepts Tsunade’s harsh training requirements without hesitation and remains humble about becoming her student.
• Tsunade: Shows that she is willing to invest seriously in Fang Xu’s development, but she establishes safeguards to prevent him from damaging himself through excessive Shadow Clone use. Her teasing reveals a playful, familiar side, while her conditions emphasize her strictness as a mentor.
• Takano Chinatsu: Initially treats Fang Xu kindly as a young academy student, but her attitude becomes noticeably more eager after learning he is Tsunade’s disciple. She recognizes his future potential and attempts to build a useful connection with him.

Significant Themes

• Education and social relationships: Fang Xu views school as an important part of personal development and networking, not merely a place for academic study.
• Ambition and discipline: His willingness to study five difficult textbooks in one week reflects his determination to pursue exceptional growth.
• Mentorship and opportunity: Becoming Tsunade’s student marks a major opportunity and places Fang Xu on a prestigious path in Konoha’s medical system.
• Social status and influence: Chinatsu’s changed behavior illustrates how association with a powerful mentor immediately increases Fang Xu’s perceived value.
• Strategic relationships: Fang Xu carefully maintains connections with Kurenai, Obito, Tsunade, and the hospital staff, treating relationships as both meaningful and potentially useful.

Character Interactions

• Fang Xu and Tsunade: Their exchange combines teasing familiarity with serious mentorship. Tsunade jokes about Kurenai, then lays out strict rules for Fang Xu’s training; Fang Xu respectfully accepts them while lightly criticizing Tsunade’s drinking.
• Fang Xu and Takano Chinatsu: Chinatsu becomes increasingly affectionate and deferential after hearing that Tsunade has accepted Fang Xu as a student. Fang Xu responds politely but remains cautious, recognizing her ulterior motive.
• Fang Xu’s absent relationships with Kurenai and Obito: Though neither appears directly, both influence Fang Xu’s decisions. He wants to preserve his bond with Kurenai and continue exploiting Obito’s valuable physical traits.

Chapter Summary: “Keep Grinding”

1. Key Plot Points and Events

• Fang Xu leaves the Ninja Hospital carrying five medical textbooks assigned by Tsunade. He has seven days to read, memorize, understand, and organize questions about them for Tsunade’s test.
• Takano Chinatsu is pleased that Fang Xu has asked her for future help, hoping that building a relationship with him may eventually give her access to Tsunade’s guidance.
• At home, Fang Xu uses the Shadow Clone Technique to divide his workload:
  • Two clones study medical theory, including anatomy, chakra meridians, pharmacology, and wound treatment.
  • Two additional clones train with him in Water Release control and Earth Release coating stability.
  • Fang Xu himself practices the Thunder Body Tempering Technique.
• His training is intense but controlled. He focuses on steady improvement rather than rushing, recognizing the danger of damaging his body before learning Medical Ninjutsu.
• At noon, Fang Xu recalls the training clones and absorbs their memories and fatigue. Their notes contain numerous questions and key points from the medical books.
• Using the Gourmet Tablecloth, Fang Xu creates a large, nutritious meal to replenish himself and the clones. The food allows him to recover without worrying about cost or supply.
• After a short rest, Fang Xu leaves for afternoon training, determined not to neglect swordsmanship, Lightning Release, or Taijutsu while studying Medical Ninjutsu.
• At the riverside training base, he meets Kurenai, Rin, and Kakashi, who are all continuing their own training.

2. Character Developments

• Fang Xu: Becomes even more disciplined and ambitious. He treats Tsunade’s medical test as an opportunity to strengthen his foundation rather than as an obligation. His ability to coordinate clones, manage multiple forms of training, and maintain caution during body tempering demonstrates increasing maturity.
• Takano Chinatsu: Develops a personal interest in Fang Xu’s future visits and sees him as a possible connection to Tsunade. Her friendly attitude toward him becomes more deliberate.
• Kurenai Yuhi: Shows clear improvement in chakra control, maintaining her balance and movement while walking up a tree.
• Rin Nohara: Also demonstrates steady progress, though she is somewhat slower than Kurenai.
• Kakashi Hatake: Continues training independently and intensely, refining his sword-drawing, slashing, and sheathing techniques. His extra practice highlights his competitive and highly driven nature.
• Shadow Clones: Function as effective extensions of Fang Xu, sharing his workload and fatigue. Their complaints about the textbooks and training add humor while emphasizing the difficulty of his routine.

3. Significant Themes

• Relentless self-improvement: Fang Xu’s routine embodies the chapter’s title. He refuses to let one area of development interfere with another and continues training even after an exhausting morning.
• Building a strong foundation: Medical Ninjutsu is presented as more than a useful skill. It can improve Fang Xu’s chakra control, knowledge of the body, and ability to safely strengthen himself.
• Discipline balanced with caution: Fang Xu pushes himself hard but avoids reckless progress, understanding that excessive body tempering could cause permanent injury.
• Efficiency and resourcefulness: Shadow Clones multiply Fang Xu’s available time, while the Gourmet Tablecloth solves the problem of supplying enough food for his demanding training schedule.
• Relationships as long-term investments: Chinatsu recognizes that trust and familiarity must develop gradually, while Fang Xu begins forming useful connections at the hospital and training ground.
• Parallel growth: Fang Xu, Kurenai, Rin, and Kakashi are all improving in different areas, establishing a shared atmosphere of youthful effort and competition.

4. Character Interactions

• Fang Xu and Chinatsu exchange polite, friendly remarks at the hospital, with Chinatsu encouraging him to ask for help whenever necessary.
• Fang Xu assigns tasks to his Shadow Clones, creating a humorous but practical division of labor between studying and training.
• The clones complain about the difficulty of anatomy and pharmacology, but quickly return to work.
• During lunch, Fang Xu and the clones share an extravagant meal, reinforcing their teamwork and the benefits of the Gourmet Tablecloth.
• At the riverside training base, Fang Xu greets Kurenai, Rin, and Kakashi after observing their progress. The chapter ends as Kurenai and Rin respond warmly to his arrival.

Chapter Summary: “What Kind of Luck Do You Have?!”

Key Plot Points and Events

• Fang Xu observes Kakashi training intensely. Although Kakashi and Fang Xu were once evenly matched, Fang Xu’s rapid improvement through Thunder Breathing, the Thunder Body Tempering Technique, the Gourmet Tablecloth, and Sakumo’s guidance has begun to surpass Kakashi. Kakashi responds by training even harder to avoid falling behind.
• Obito dramatically confronts Fang Xu for ignoring him while greeting Kurenai, Rin, and Kakashi. Fang Xu teases him by suggesting that Obito has a weak presence.
• While pretending to comfort Obito, Fang Xu secretly cuts off a strand of Obito’s hair with lightning and stores it in his ninja tool pouch. Kakashi notices but remains silent, suspecting Fang Xu has a hidden purpose.
• Fang Xu checks on Kurenai and Rin’s progress with tree-climbing training. They have learned to climb nearly to the treetops, showing improved Chakra control.
• Fang Xu introduces water-walking as their next exercise, explaining that it requires constant Chakra adjustment because water is unstable. He advises them to practice near the shore.
• Obito wants to join the water-walking training but is reminded that his tree-climbing is still inconsistent. He has fallen six times, though he quickly agrees when Rin tells him to continue practicing.
• Fang Xu reveals that he visited the Ninja Hospital to meet Tsunade. Beginning the next day, he will study Medical Ninjutsu under her for six months while using a Shadow Clone to attend academy classes. He will continue afternoon and weekend training.
• The others are stunned that Fang Xu is being personally taught by both Sakumo Hatake and Tsunade.

Character Developments

• Fang Xu: Demonstrates growing strength, confidence, and cleverness. He remains secretive, especially regarding the strand of Obito’s hair, and continues expanding his abilities into Medical Ninjutsu.
• Kakashi: Feels increasing pressure as Fang Xu catches up to and potentially surpasses him. Rather than complain, he responds through relentless training. He also displays sharp observational skills by noticing Fang Xu’s hidden prank—or experiment—with Obito’s hair.
• Obito: Remains loud, impulsive, and eager to prove himself, but is easily influenced by Rin. His admiration for becoming Hokage contrasts humorously with his poor tree-climbing performance.
• Rin: Shows steady training progress and acts as a calming, supportive influence, particularly toward Obito.
• Kurenai: Progresses alongside Rin and displays curiosity and enthusiasm about advanced Chakra-control exercises.

Significant Themes

• Pressure and perseverance: Kakashi’s reaction shows the emotional burden of being surpassed and the determination required to remain competitive.
• Rapid growth and exceptional opportunity: Fang Xu’s access to multiple elite mentors highlights his unusual talent and extraordinary advantages.
• Discipline and gradual mastery: Tree-climbing and water-walking emphasize that foundational Chakra control must be developed step by step.
• Friendship and teasing: The interactions among the young ninjas combine rivalry, humor, and growing camaraderie.
• Secrecy and hidden motives: Fang Xu’s collection of Obito’s hair introduces an unexplained mystery beneath the chapter’s playful events.

Character Interactions

• Fang Xu and Kakashi share a quiet understanding: Kakashi’s intense training is a response to Fang Xu’s rapid advancement, and Fang Xu chooses not to embarrass or comfort him.
• Fang Xu teases Obito, while Obito reacts dramatically. Rin easily calms Obito, revealing his strong feelings for her.
• Kakashi silently observes Fang Xu’s suspicious action involving Obito’s hair but decides not to interfere.
• Fang Xu teaches Kurenai and Rin while encouraging their progress and carefully explaining the purpose of their exercises.
• The group reacts with collective astonishment—and Obito with exaggerated disbelief—when Fang Xu announces that he will become Tsunade’s student.

Chapter Summary: “Rin, Do You Want to Try It Too?”

Key Plot Points and Events

• Fang Xu reveals that he will begin studying Medical Ninjutsu under Lady Tsunade at the hospital each morning, while a Shadow Clone attends the Ninja Academy.
• Obito and Kurenai are shocked and envious that Fang Xu is being personally taught by both the legendary White Fang of the Leaf and Tsunade.
• Kurenai worries that Fang Xu’s real body will no longer attend school and feels pressured by his relentless progress in swordsmanship, Lightning Release, Taijutsu, and Medical Ninjutsu.
• Rin asks Fang Xu whether she can consult him about Medical Ninjutsu. Fang Xu agrees and offers to ask Tsunade about anything he does not yet know.
• Fang Xu advises Rin to study basic anatomy and chakra pathways, encouraging her interest in becoming a medical ninja.
• Obito questions why Fang Xu wants to learn Medical Ninjutsu, assuming medical ninjas are merely support personnel. Fang Xu challenges this misconception.
• Obito proudly announces that he has discovered his own “exclusive training path” in Taijutsu and reveals a dark-green, skin-tight training uniform.
• The uniform comes from Might Duy after Obito passed one of Duy’s tests. Obito believes it enhances Taijutsu training and embodies the “flames of youth.”
• Fang Xu recognizes the outfit as the same one he originally invented a symbolic explanation for when dealing with Duy and Guy. He is stunned that they took his joking explanation seriously and converted it into a training tradition.
• Obito invites Kakashi and Rin to seek training from Duy and wear the uniform. Kakashi refuses, criticizing its garish color, while Obito turns his enthusiasm toward Rin.

Character Developments

• Fang Xu: Continues expanding his abilities rather than specializing in one field. He balances school through Shadow Clones and begins pursuing Medical Ninjutsu under Tsunade. His influence over Duy and Guy unintentionally creates a broader Taijutsu tradition.
• Kurenai: Becomes increasingly aware of the gap between herself and Fang Xu. Her admiration shifts into determination, motivating her to intensify her own training so she can continue standing beside him.
• Rin: Shows a sincere interest in Medical Ninjutsu and takes the initiative to seek Fang Xu’s guidance. She is encouraged to build a foundation in anatomy and chakra theory.
• Obito: Reveals his new passion for Taijutsu and proudly embraces Duy’s eccentric philosophy. His confidence and enthusiasm contrast with his peers’ embarrassment and skepticism.
• Kakashi: Remains composed and practical, dismissing Obito’s uniform and claims with blunt criticism. His rivalry with Obito continues through sarcastic exchanges.
• Duy and Guy: Though not present, their influence dominates the latter half of the chapter. Their intense “youth” philosophy has successfully drawn Obito into their unconventional training system.

Significant Themes

• Relentless self-improvement: Fang Xu’s constant pursuit of new disciplines pressures those around him to work harder.
• Inspiration and influence: Fang Xu inspires Kurenai and Rin directly, while his earlier words unexpectedly shape Duy, Guy, and now Obito.
• Challenging assumptions: Fang Xu rejects the idea that Medical Ninjutsu is limited to passive support, suggesting that medical knowledge can complement combat ability.
• Friendship and rivalry: The group responds differently to Fang Xu’s growth, with Kurenai and Rin seeking to keep pace, while Obito tries to surpass him and Kakashi mocks his ambitions.
• Comedy through unintended consequences: Fang Xu’s fabricated explanation for the green uniform becomes a genuine doctrine, creating an absurd but strangely compelling Taijutsu tradition.

Character Interactions

• Fang Xu reassures Kurenai that using a Shadow Clone at school will not change their daily interactions.
• Rin respectfully asks Fang Xu for Medical Ninjutsu guidance, and he promises to help her access Tsunade’s knowledge.
• Obito challenges Fang Xu’s decision to study medicine and boasts that he will soon overtake him.
• Kakashi undercuts Obito’s confidence with dry, dismissive remarks.
• Obito enthusiastically attempts to recruit Kakashi and Rin into Duy’s Taijutsu training, ending the chapter by asking Rin whether she wants to try the green uniform too.

Chapter Summary: “Politely Declining, Haha”

Key Plot Points and Events

• Obito enthusiastically tries to convince Rin, Kurenai, and Fang Xu to wear the Might family’s dark green Taijutsu training outfit and join his training.
• Rin politely refuses, saying she should focus on basic skills and Medical Ninjutsu. Kurenai rejects the idea even more firmly, while Fang Xu refuses outright.
• Kakashi and Fang Xu discuss the outfit, recognizing it as the exclusive training uniform of Might Duy and Might Guy. They jokingly question whether Obito can still be “saved” from their influence.
• Duy and Guy suddenly arrive in matching bodysuits, loudly proclaiming the importance of youth and inviting everyone to train with them.
• Obito becomes completely fired up, accepts the outfit, and joins Guy and Duy for Taijutsu training. He declares that he will become stronger and show Rin a “brand-new” version of himself.
• Duy sets an extreme training goal: fifty laps around the forest path, with one thousand push-ups added if they fail. Obito briefly hesitates but is motivated by Rin’s encouragement and runs after them.
• Fang Xu, Kakashi, Kurenai, and Rin decline the invitation, choosing to follow their own training plans.
• After the trio leaves, the group learns that Obito began associating with Guy after challenging him during free sparring following an outdoor combat class. Guy defeated Obito with a single kick, apparently inspiring Obito rather than discouraging him.

Character Developments

• Obito: Becomes increasingly influenced by Guy and Duy’s passionate training philosophy. His desire to impress Rin motivates him to accept the harsh training despite initially being rejected by everyone.
• Rin: Remains kind and supportive while firmly maintaining her own priorities. Her simple encouragement gives Obito the motivation to endure the training.
• Kurenai: Shows a strong aversion to the eccentric outfit and training style, responding with unusual fear and determination rather than mere embarrassment.
• Fang Xu: Maintains his practical attitude, refusing the training because it conflicts with his established plans. He also serves as a humorous observer of Obito’s transformation.
• Kakashi: Continues to react with understated skepticism and amusement, while remaining focused on sparring and disciplined practice.
• Might Duy and Might Guy: Are portrayed as intensely enthusiastic mentors and embodiments of a highly physical, exaggerated interpretation of “youth.”

Significant Themes

• Individual paths to growth: The chapter emphasizes that different characters improve through different methods—Medical Ninjutsu, chakra control, sparring, or Taijutsu.
• Motivation through admiration: Obito’s feelings for Rin inspire him to work harder and accept challenges he would otherwise reject.
• Passion versus practicality: Guy and Duy’s extreme enthusiasm contrasts with Fang Xu, Kakashi, Rin, and Kurenai’s more measured training plans.
• Comedic friendship and influence: Obito’s sudden connection with Guy and Duy creates humorous tension within the group while showing how quickly enthusiasm can spread.

Character Interactions

• Obito repeatedly attempts to recruit Rin, Kurenai, and Fang Xu, but all three reject him.
• Fang Xu and Kakashi privately mock the eccentricity of the Might family’s uniforms and training culture.
• Guy and Duy energize Obito with their speeches, turning his embarrassment into determination.
• Rin’s encouragement strongly affects Obito, causing him to pursue the punishing training despite the fifty-lap requirement.
• The group later discusses Obito’s relationship with Guy, learning that a humiliating defeat in sparring was the event that brought them together.

Chapter Summary: “Youth on the Run”

Key Plot Points and Events

• Kakashi, Rin, Kurenai, and Fang Xu discuss Obito’s recent change in behavior. After becoming anxious about his peers’ rapid improvement—and especially after Guy defeated him—Obito sought advice from Guy.
• Guy introduced Obito to Senior Duy, whose simple but demanding training philosophy emphasized running, punching, kicking, and persistent effort rather than innate talent.
• Obito adopted the training method and began wearing the distinctive green outfit associated with Guy and Duy. Although some Uchiha mocked him for disgracing the clan’s image, Obito remained determined to become stronger.
• Fang Xu encourages the others to view Obito’s transformation positively, explaining that intense physical training could improve his taijutsu, endurance, chakra reserves, and reactions.
• Fang Xu begins training Rin and Kurenai in water walking. Both initially fall repeatedly, but they gradually learn to regulate their chakra in response to the unstable water’s surface.
• Fang Xu and Kakashi then spar with unsharpened swords. Their exchange reveals that both have significantly refined their speed, footwork, control, and swordsmanship.
• The spar ends in a draw-like standoff: Kakashi’s blade rests against Fang Xu’s shoulder, while Fang Xu’s sword is positioned against Kakashi’s ribs.

Character Developments

• Obito: Becomes more determined and willing to endure ridicule in pursuit of strength. His adoption of Duy and Guy’s philosophy marks a major shift from insecurity toward disciplined perseverance.
• Fang Xu: Acts as a mentor and trainer, recognizing the practical benefits of Obito’s physical training. He also displays growing skill, smoother movement, and improved combat instincts.
• Kakashi: Remains reserved and skeptical of Obito’s unusual behavior, but acknowledges the effectiveness of Guy’s training. His swordsmanship has become more precise and deceptive.
• Rin: Shows careful chakra control and steady progress in water walking, though excessive caution sometimes disrupts her rhythm.
• Kurenai: Struggles with chakra output at first but improves quickly through persistence. She becomes enthusiastic once she begins to understand the technique.
• Guy and Senior Duy: Though absent from the training scene, they influence the chapter through their philosophy of effort, youth, and consistent physical practice.

Significant Themes

• Hard work versus natural talent: Obito’s new training reflects the idea that persistence can compensate for limited innate ability.
• Strength and social judgment: Obito chooses personal growth over the approval of his clansmen, showing that meaningful progress may require enduring ridicule.
• Adaptability and balance: Water walking symbolizes the need to adjust constantly rather than rely on rigid control.
• Growth through discipline: The characters’ physical and technical improvements come from repeated practice and perseverance.
• Possible fate and free will: Fang Xu privately wonders whether Obito’s new path might prevent him from becoming the future pawn he is expected to become, suggesting that personal choices may alter destiny.

Character Interactions

• Rin and Kurenai discuss Obito sympathetically, while Kakashi remains doubtful that his behavior resembles his usual self.
• Fang Xu reassures the group and reframes Obito’s eccentric training as potentially beneficial.
• Fang Xu patiently coaches Rin and Kurenai, offering targeted advice as they struggle with water walking.
• Kakashi lightly teases Kurenai after she falls into the river, creating a brief moment of camaraderie.
• Fang Xu and Kakashi engage in a respectful but highly competitive sword duel, each recognizing the other’s improved technique and ending with both holding a potential winning position.

Chapter Summary: “That Kid Was Fast”

Key Plot Points and Events

• Fang Xu and Kakashi end their sparring session in a draw, agreeing to fight again. Kurenai and Rin also make progress in water-surface walking despite repeated falls.
• Over the following six days, Fang Xu maintains an intense schedule: daytime training, afternoon sparring, and nighttime medical study. Using Shadow Clones, he completes Tsunade’s five medical books, covering anatomy, chakra pathways, pharmacology, trauma treatment, and Medical Ninjutsu.
• After organizing his remaining questions for Tsunade, Fang Xu heads to the Hatake Residence to tell Sakumo that he will study under Tsunade while continuing his training with Kakashi.
• On the way, he overhears villagers condemning Hatake Sakumo for abandoning a mission to save a teammate. The criticism is widespread and suspiciously consistent, leading Fang Xu to conclude that Danzo is deliberately manipulating public opinion against Sakumo.
• At the Hatake Residence, Fang Xu encounters Kimura, the companion Sakumo saved. Kimura bitterly claims Sakumo should not have rescued him because the failed mission caused losses and damaged his own reputation.
• Enraged by Kimura’s ingratitude, Fang Xu attacks him with lightning-enhanced speed, knocking him down and repeatedly beating him.
• Sakumo suddenly appears and catches Fang Xu’s fist before the attack can become fatal. Fang Xu stops, while Sakumo coldly confronts Kimura.

Character Developments

• Fang Xu: Demonstrates strong discipline and rapid intellectual growth by completing five difficult medical texts in less than a week. His anger at the mistreatment of Sakumo reveals fierce loyalty and a powerful sense of justice, though his violent response also shows how easily his emotions can overwhelm his judgment.
• Kakashi: Continues developing a competitive but respectful relationship with Fang Xu, treating him as a serious sparring partner.
• Kurenai and Rin: Make gradual progress in water-walking training, showing persistence despite repeated failure.
• Hatake Sakumo: Becomes the target of organized public criticism after prioritizing a comrade’s life over mission success. His calm intervention prevents Fang Xu from seriously injuring Kimura, even though Kimura has condemned him.
• Kimura: Shown as resentful, cowardly, and ashamed of the mission’s failure. Instead of being grateful for Sakumo’s rescue, he blames Sakumo for the consequences and fears Fang Xu’s retaliation.
• Danzo: Does not appear directly, but is identified by Fang Xu as the likely force orchestrating the anti-Sakumo propaganda.

Significant Themes

• Mission duty versus human loyalty: The chapter questions the ninja principle that missions must come before comrades, contrasting it with Sakumo’s decision to save a teammate.
• Manipulation of public opinion: The repeated, identical criticisms suggest that political forces can manufacture popular sentiment and destroy a hero’s reputation.
• Gratitude and betrayal: Kimura’s condemnation of the man who saved him highlights the ugliness of shame, fear, and self-preservation.
• Justice versus revenge: Fang Xu wants to defend Sakumo’s honor, but his violent outburst shows the danger of allowing righteous anger to become brutality.
• Growth through discipline: Fang Xu’s medical studies and continued combat training show his effort to broaden his abilities beyond swordsmanship.

Important Character Interactions

• Fang Xu and Kakashi: End a sparring match in a draw, reinforcing their mutual respect and rivalry.
• Fang Xu and the villagers: Fang Xu silently listens to their accusations and recognizes that their comments are likely coordinated propaganda.
• Fang Xu and Kimura: Their confrontation escalates from verbal challenge to physical assault after Kimura insults Sakumo’s decision to save him.
• Fang Xu and Sakumo: Sakumo intervenes at the critical moment, stopping Fang Xu’s attack and preventing him from crossing a deadly line.