Chapter Summaries

Chapter Summary: “Zhou Yu Beats Huang Gai”

Key Plot Points and Events

• Ryuen Kakeru appears to have abandoned Class C’s efforts in the Uninhabited Island Exam. Because expelled students cannot attend roll calls, Class C is expected to lose at least 20 points, but Ryuen seems unconcerned because the class has already reached zero Exam Points.
• Ryuen openly embraces the “Zero-Point Strategy,” intending to enjoy the trip rather than continue struggling for points. He also demands that Ibuki Mio return and kneel to beg forgiveness, using her absence to pressure Class A and Ichinose Honami’s group.
• Horikita Suzune, disgusted by Ryuen’s behavior, leaves with Ayanokoji Kiyotaka. Ichinose and Shiraishi Makoto also withdraw from Class C’s camp.
• Once away from Class C, Kanzaki Ryuji suspects that Ryuen’s apparent surrender is an act. Shiraishi confirms this, identifying the plan through the proverb “Zhou Yu beating Huang Gai”—a staged conflict designed to deceive outsiders.
• Ryuen is secretly using students as spies in Classes B and D. Their goal is likely to discover the leaders of other classes, allowing Class C to gain large rewards by correctly identifying them.
• Ichinose calculates that although Class C has spent heavily on supplies, successfully guessing the leaders of two or three classes could make them one of the exam’s highest-scoring classes.
• Shiraishi realizes that Ryuen anticipated his reaction. Since Shiraishi previously watched Class C attack Class D without interfering, Ryuen expected him to remain neutral again. Thus, Class C sent spies only toward Classes B and D, hoping Shiraishi would not expose the scheme.
• Class A decides it is strategically best to remain uninvolved. If Classes B and D are attacked, they could lose 50 Class Points and forfeit the temporary points gained from controlling designated locations.
• Horikita and Ayanokoji later visit Class A’s camp. Ichinose shows Horikita around while Shiraishi organizes students to replace the full waste tanks from the showers and restrooms.
• Ayanokoji privately reveals that Chabashira Sae threatened him before the exam, attempting to force him to take the competition more seriously. He secretly recorded her threats but has chosen not to expose her.
• Ayanokoji also reveals that the suspected spy in Class D hid a digital camera, probably intending to photograph the identities of other classes’ leaders.
• Shiraishi connects the camera to Ryuen’s outstanding debt of 100 Class Points, suggesting that Ryuen’s current operation may be linked to repaying or compensating for that debt.

Character Developments

• Ryuen Kakeru: Presents himself as having given up, but his apparent recklessness is revealed to be calculated deception. He continues manipulating events from behind the scenes.
• Shiraishi Makoto: Demonstrates strong strategic insight by recognizing Ryuen’s act and correctly interpreting the hidden spy operation. He prioritizes Class A’s long-term advantage over helping other classes.
• Ichinose Honami: Shows moral disgust toward Ryuen’s abandonment of his classmates, but also quickly understands the mathematical implications of Class C’s hidden strategy.
• Kanzaki Ryuji: Becomes more perceptive, questioning Ryuen’s behavior instead of accepting the obvious explanation.
• Horikita Suzune: Is angered by Ryuen’s cruelty and remains hostile toward Shiraishi because of their past conflicts, including his threats against her and the Archived Exam Questions Incident.
• Ayanokoji Kiyotaka: Continues to observe events calmly and conceal his full intentions. He keeps evidence against Chabashira while investigating the spy within Class D.
• Chabashira Sae: Becomes increasingly desperate to push Ayanokoji into helping Class D, resorting to threats and coercion.

Significant Themes

• Deception and staged conflict: Ryuen’s public surrender is a performance intended to conceal a more profitable strategy.
• Strategic calculation: The characters repeatedly weigh point costs, possible rewards, and the consequences of intervening in other classes’ conflicts.
• Class loyalty versus personal morality: Ryuen sacrifices expelled or struggling classmates for potential class gains, while Ichinose reacts strongly against his selfishness.
• Observation and information warfare: Discovering class leaders is as important as conserving supplies or controlling locations. Cameras, spies, and surveillance become essential tools.
• Pragmatism and neutrality: Shiraishi chooses not to interfere with Classes B and D, recognizing that Class A benefits most by letting its rivals weaken each other.
• Power and manipulation: Both Ryuen and Chabashira attempt to control others through pressure, threats, and carefully constructed situations.

Important Character Interactions

• Ryuen and Ichinose: Ryuen provokes Ichinose by boasting about abandoning the exam and demanding Ibuki’s submission, exposing his cruelty and selfishness.
• Ryuen and Shiraishi: Their strategic rivalry deepens. Ryuen anticipates Shiraishi’s behavior, while Shiraishi sees through Ryuen’s deception.
• Shiraishi and Kanzaki/Ichinose: Shiraishi explains the hidden spy plan, helping them understand that Class C’s apparent collapse is an act.
• Shiraishi and Horikita: Their strained relationship remains evident, with Horikita avoiding him because of his earlier threats and actions against her.
• Shiraishi and Ayanokoji: They exchange confidential information about Chabashira, the Class D spy, and the hidden camera, reinforcing their cautious cooperation.
• Ichinose and Horikita: Ichinose welcomes Horikita and introduces her to Class A’s camp, maintaining a more friendly relationship despite class competition.

Chapter Summary: “An Unexpected Visitor”

Key Plot Points and Events

• Horikita Suzune returns after touring Class A’s camp and catches Ayanokoji Kiyotaka speaking with Shiraishi Makoto about Class A’s point expenditures. Ayanokoji quickly lies that Shiraishi was merely curious about their spending.
• Horikita and Ayanokoji leave to inspect Class B’s camp. Shiraishi points them toward the northern cave.
• Shiraishi reflects on the uncertainty surrounding the class leaders. He suspects Totsuka Yahiko is Class B’s leader, but remains unsure about the leaders of Classes C and D.
• Shiraishi considers that Ryuen Kakeru may be deliberately concealing his identity as Class C’s leader. He also wonders whether Ayanokoji might become Class D’s leader after Horikita’s withdrawal, or whether Ayanokoji is intentionally keeping that possibility hidden.
• Because guessing incorrectly costs fifty points, Shiraishi decides to postpone identifying the leaders until the final day.
• Class A struggles with the island’s heat and must repeatedly haul water from the river. The students also begin crafting basic wooden utensils and furniture, though their progress is slow.
• After the afternoon check-in, Shiraishi, Ichinose Honami, and another student return to the beach and confirm that Class C has completely withdrawn. The school has removed all of Class C’s purchased supplies, preventing other classes from reusing them.
• Upon returning to Class A’s camp, they unexpectedly find Shiina Hiyori waiting with two heavy backpacks.
• Shiina reveals that Ryuen sent her to Class A with canned food and a walkie-talkie. She is to remain there, help with camp duties, and complete a trade once infiltrators obtain the other classes’ leader information.
• Shiina says Ryuen may be aboard the ship but admits she does not know his exact whereabouts.
• Shiraishi notices that Shiina brought only about twenty portions of food, while the remaining supplies are unaccounted for. He suspects Ryuen may have taken enough food to survive secretly in the island’s wilderness.

Character Developments

• Shiraishi Makoto: Becomes increasingly suspicious and analytical. He recognizes that Ryuen’s arrangements may be designed to manipulate his assumptions, but he cannot determine whether Ryuen is hiding on the island or deliberately creating a false trail.
• Ayanokoji Kiyotaka: Demonstrates his usual composure and ability to lie convincingly, protecting his conversation with Shiraishi from Horikita.
• Horikita Suzune: Shows greater restraint and pragmatism. Although she is wary of Ayanokoji’s explanation, she chooses not to challenge it after observing Class A’s much higher spending.
• Ichinose Honami: Continues to act openly and cooperatively, questioning Shiina about her presence while remaining attentive to her condition and supplies.
• Shiina Hiyori: Takes on a strategic role in Ryuen’s plan. She appears calm and cooperative, but her arrival also makes her an unwitting or deliberate part of a larger deception.
• Ryuen Kakeru: Remains absent but exerts influence through his elaborate infiltration and trading scheme, intensifying uncertainty about his true location and intentions.

Significant Themes

• Deception and misdirection: Almost every class is concealing information, and apparent cooperation may be part of a plan to mislead rivals.
• The difficulty of identifying true leaders: Shiraishi understands that guessing incorrectly carries a serious cost, making incomplete information as dangerous as outright deception.
• Strategic uncertainty: The exam rewards patience and careful deduction rather than impulsive decisions.
• Resource management and survival: Water, food, and purchased supplies become crucial advantages, while Class A’s daily labor highlights the physical demands of the exam.
• Trust versus suspicion: Shiraishi has reached a limited understanding with Ayanokoji but still questions his motives; similarly, Shiina’s truthful explanation does not eliminate doubts about Ryuen’s plan.

Character Interactions

• Horikita confronts Ayanokoji and Shiraishi about their conversation, but Ayanokoji defuses the situation with a lie.
• Shiraishi and Ichinose discuss the uncertainty surrounding the class leaders.
• Shiraishi, Ichinose, and their classmates work together to gather water and construct camp equipment.
• Shiraishi and Ichinose question Shiina about why she has come to Class A.
• Shiina explains Ryuen’s instructions and offers to trade leader information while staying in Class A’s camp.
• Shiraishi privately analyzes Shiina’s supplies and realizes that Ryuen may be hiding elsewhere on the island, setting up a new mystery for the remainder of the exam.

Summary: “Turmoil in Class D”

Key Plot Points and Events

• Shiina Hiyori arrives at Class A’s stronghold during the island exam. Although she is from the hostile Class C, her quiet, cooperative behavior contrasts sharply with Ryuen’s aggressive tactics, allowing Class A to accept her presence.
• Class A completes most of its exploration and discovers only one additional unclaimed check-in point. The limited resources make peaceful cooperation among all four classes increasingly unlikely.
• Class A later finds that a food-growing area containing corn and sweet potatoes has been completely harvested, presumably by Class B or Class D. With little physical labor remaining and supplies becoming scarce, Class A decides to reduce its meals from three per day to two.
• On the fourth morning, Class D is thrown into turmoil when Karuizawa Kei’s underwear is reported missing. The girls immediately assume that one of the boys stole it and demand that Hirata investigate.
• The boys protest the accusation, but Hirata persuades them to submit their luggage for inspection. Ike secretly finds the underwear in his own bag and plants it in Ayanokoji’s belongings.
• Hirata discovers the underwear in Ayanokoji’s bag but conceals the evidence when reporting to the girls. Afterward, Ayanokoji explains what happened, and Hirata realizes that Ike likely framed him.
• Hirata keeps the underwear hidden in a plastic bag and asks Ayanokoji to help identify the real culprit. He insists that, if they find the perpetrator, Ayanokoji should tell only him so that he can speak privately with the culprit rather than expose them publicly.

Character Developments

• Shiina Hiyori: Her calm, helpful, and noncompetitive nature distinguishes her from Class C and earns Class A’s reluctant acceptance.
• Hirata Yosuke: He acts as the mediator between the boys and girls, trying to preserve class unity. His willingness to lie and conceal evidence shows how far he will go to prevent further damage to the class. His emotional reaction suggests that the incident deeply unsettles him.
• Ayanokoji Kiyotaka: He remains observant and detached, recognizing the likely setup and understanding Hirata’s motives. He agrees to investigate while keeping the matter discreet.
• Ike Kanji: He panics under suspicion and attempts to escape blame by planting the underwear in Ayanokoji’s bag, demonstrating cowardice and self-preservation.
• Shinohara Satsuki: She becomes openly hostile toward the boys and assumes guilt before evidence is found, intensifying the division within the class.
• Karuizawa Kei: Though she does not appear directly in much of the incident, the theft leaves her distressed and vulnerable, prompting the girls to defend her.

Significant Themes

• Trust and suspicion: The incident reveals how quickly classmates turn against one another when trust is undermined.
• Class unity versus individual survival: Hirata prioritizes protecting the class from further conflict, while Ike acts solely to protect himself.
• Prejudice and assumption: The girls immediately accuse the boys, while the boys collectively resent being treated as criminals.
• Leadership and responsibility: Hirata attempts to resolve the crisis fairly, but his decision to hide evidence shows the moral compromises required to maintain harmony.
• Scarcity and competition: The shortage of food and limited resources foreshadow worsening conflict among the classes during the island exam.

Character Interactions

• Hiyori’s peaceful cooperation contrasts with Class A’s negative feelings toward Class C, especially because of Ryuen’s behavior.
• Shinohara confronts Hirata and the boys, demanding that he solve the theft.
• Hirata leads the luggage inspection and protects the boys from immediate public accusation.
• Ike frames Ayanokoji, while Ayanokoji later reveals the truth to Hirata.
• Hirata and Ayanokoji form a discreet investigative partnership, united by the goal of preventing the class from fracturing further.

Chapter Summary: A Deal in the Shadows

Key Plot Points and Events

• The conflict between the boys and girls of Class D becomes permanent after the earlier incident. Led by Shinohara Satsuki, the girls spend Class Points on fans, floor mats, and other comforts, while the boys remain in poor conditions. The boys suspect a traitor, while the girls blame the boys, leaving the class divided.
• In the forest, Ryuen Kakeru approaches Katsuragi Kohei with a proposal. Ryuen argues that cooperating with him is the only way Class B can challenge Class A, especially after learning that Class A has received 200 points’ worth of supplies.
• Katsuragi reluctantly accepts the possibility of cooperation but demands reliable proof and more information about Class D. Ryuen believes Class A’s leader is either Shiraishi Makoto or Ichinose Honami, but suspects Shiraishi because of his decisive, controlling personality.
• Classes B and C have formed an alliance: Class C will provide information about the leaders of Classes A and D, while Class B will pay Class C 400,000 Private Points monthly until graduation.
• Kaneda gives Ryuen a photograph showing Katsuragi holding a leader card. This confirms that Katsuragi is Class B’s leader and that information from the Sakayanagi faction was accurate.
• On the fifth night, Ayanokoji discovers that Horikita Suzune has a high fever. She refuses to withdraw because doing so would cost Class D 30 points, so Ayanokoji allows her to rest without exposing her condition.
• Ayanokoji investigates Ibuki Mio and finds a hidden walkie-talkie buried beneath a tree, confirming that she has been secretly communicating with someone. He also destroys the camera in her backpack to prevent her from using it.
• On the sixth day, Class D organizes a search for food. Ayanokoji manipulates events to obtain Horikita’s leader card and make Ibuki notice it. He also arranges for Yamauchi to throw mud at Horikita, provoking her into angrily throwing him away. Ibuki observes the entire incident, including Horikita’s possession of the leader card.

Character Developments

• Ryuen Kakeru remains aggressive and strategically ambitious despite his exhaustion and disheveled appearance. He continues manipulating other classes and takes calculated risks to weaken Class A.
• Katsuragi Kohei is pressured into abandoning his usual caution. Concerned that Sakayanagi will dominate Class A and neglect its welfare, he agrees to consider Ryuen’s plan, though he insists on proof.
• Ayanokoji Kiyotaka acts covertly to protect Class D and control the flow of information. He identifies Ibuki as a spy, destroys her communication equipment, and deliberately exposes Horikita’s leader card to mislead her.
• Horikita Suzune shows determination by continuing the exam despite serious illness. However, her fever weakens her judgment and intensifies her reactions, particularly when Ayanokoji and Yamauchi embarrass her.
• Ibuki Mio is confirmed to be acting as an infiltrator or informant for another class. She remains observant and notices the crucial detail that Horikita possesses the leader card.
• Yamauchi Haruki becomes an unwitting tool in Ayanokoji’s plan, throwing mud at Horikita without understanding the larger purpose.

Significant Themes

• Manipulation and information warfare: The exam is increasingly decided by spying, deception, hidden communications, and the strategic use of partial information.
• Unstable alliances: Cooperation between classes is based on mutual benefit and gambling rather than trust.
• Leadership under pressure: Katsuragi must choose between cautious principles and drastic action, while Horikita sacrifices her health to preserve Class D’s position.
• Control versus appearance: Ayanokoji hides his influence behind accidents and coincidences, while Ryuen openly projects confidence and intimidation.
• Class division and resentment: The conflict between Class D’s boys and girls reflects how quickly cooperation collapses when trust is lost.

Important Character Interactions

• Ryuen and Katsuragi: Ryuen pressures Katsuragi into considering an alliance against Class A, exploiting Katsuragi’s fear of Sakayanagi’s growing control.
• Ryuen and Kaneda: Ryuen takes over the flow of information from Class B and uses Kaneda to support his intelligence network.
• Ayanokoji and Horikita: Ayanokoji discovers Horikita’s illness but respects her decision not to withdraw. He later manipulates her into revealing her leader card to Ibuki.
• Ayanokoji and Ibuki: Ayanokoji secretly investigates Ibuki, destroys her camera, and engineers circumstances that expose Horikita’s card to her.
• Ayanokoji and Yamauchi: Ayanokoji persuades Yamauchi to throw mud at Horikita, using him as an unwitting participant in the deception.
• Ibuki and Horikita: Ibuki silently observes Horikita and confirms that she is carrying the leader card, gaining potentially decisive information for her own class.

Chapter Summary: “Heavy Rain”

Plot Points and Events

• On the sixth afternoon of the exam, Ryuen Kakeru summons Shiraishi Makoto to the beach where Class C had rested. Despite torrential rain, Shiraishi goes.
• Ryuen fulfills their agreement by giving Shiraishi a digital camera containing:
  • A photo of Katsuragi Kohei holding a leader card.
  • A clear photo of Class D’s leader card.
• Since Ryuen provides only photographic evidence of Katsuragi’s card rather than the card itself, Shiraishi insists on paying only fifty points instead of the full agreed amount.
• Ryuen, Ibuki Mio, and Kaneda Satoru then prepare to return to the ship. Ryuen pretends to be sick and implies that he and Kaneda are withdrawing from the exam, successfully fooling the supervising teacher.
• Shiraishi secretly follows them through the rain and confirms that Ryuen and Kaneda have returned to the ship. He concludes that Ryuen’s withdrawal is part of a deception designed to confuse him about Class C’s true leader.
• Back at Class A’s camp, Shiraishi receives care from Kanzaki Ryuji after becoming chilled and nearly hypothermic.
• Kanzaki tells him that Shiina Hiyori wants to leave the island now that her task is complete. Shiraishi and Ichinose Honami agree that she should wait until the rain weakens because traveling alone in the storm is dangerous.
• Shiraishi realizes that Ryuen’s strategy is to create several possible candidates for Class C’s leader: Ryuen himself, Shiina, and Ibuki. His withdrawal may make him seem less likely to be the leader while drawing attention toward the others.
• Shiraishi consults Class A’s advisor, Hoshinomiya Chie, about an unusual rule-related question, apparently attempting to clarify how the leader-guessing phase will work.
• At seven in the evening, the rain weakens, and Shiina decides to leave. Shiraishi immediately gives Ichinose his leader card and instructions for the next day’s guesses:
  • Class B: Totsuka Yahiko
  • Class D: Ayanokoji Kiyotaka
  • Class C: Ibuki Mio, if he does not return
• Despite Ichinose’s concern and her assurance that Class A’s results are already strong, Shiraishi leaves alone into the rainy night, apparently intending to pursue or counter Ryuen’s plan.

Character Developments

• Shiraishi Makoto: Demonstrates caution, strategic insight, and willingness to endure severe physical discomfort to protect Class A’s position. He correctly identifies Ryuen’s layered deception but still feels compelled to investigate further.
• Ryuen Kakeru: Shows his talent for psychological manipulation. He uses his apparent withdrawal and the presence of multiple decoys to make Class C’s leader difficult to identify.
• Ibuki Mio: Reveals that she helped obtain the intelligence and accepts responsibility for carrying out Ryuen’s next step.
• Shiina Hiyori: Having completed her role, she attempts to leave the island, but her departure unintentionally makes her a more plausible leader candidate.
• Ichinose Honami and Kanzaki Ryuji: Act protectively toward both Shiraishi and Shiina, prioritizing safety while supporting Class A’s strategy.
• Hoshinomiya Chie: Is caught off guard by Shiraishi’s question and must verify the rules before answering, suggesting that Shiraishi is probing for an important tactical possibility.

Significant Themes

• Deception and misdirection: Ryuen deliberately creates multiple plausible leader candidates and uses his withdrawal to manipulate Shiraishi’s assumptions.
• Risk versus safety: Shiraishi repeatedly places himself in danger, while Ichinose and Kanzaki emphasize that the exam is not worth unnecessary physical harm.
• Trust and information: The value of evidence is carefully negotiated; Shiraishi refuses to treat an incomplete photograph as equal to direct proof.
• Strategic sacrifice: Shiraishi is prepared to withdraw and surrender his own position if doing so gives Class A a better chance of making accurate predictions.
• Isolation and endurance: The relentless rain mirrors the characters’ physical and psychological strain as the exam nears its conclusion.

Character Interactions

• Shiraishi and Ryuen: Their exchange is outwardly transactional and antagonistic, but both are testing the other’s reasoning and reactions.
• Ryuen, Ibuki, and Kaneda: They coordinate a deception, with Ryuen directing the plan and Ibuki preparing to serve as a possible decoy.
• Shiraishi and Kanzaki: Kanzaki provides practical care and warns him about Shiina’s planned departure.
• Shiraishi and Ichinose: Shiraishi entrusts Ichinose with his leader card and final instructions, while she expresses genuine concern over his deteriorating condition.
• Shiraishi and Shiina: Though they do not directly interact in the chapter, Shiraishi’s decision to delay her departure reflects his concern for her safety and his awareness of her strategic importance.

Summary

1. Key Plot Points and Events

• Shiraishi Makoto believes Class A needs more than the expected 300 Class Points to secure an “absolute victory.” Although Class A is already dominant, he remains wary of future challenges and wants to prove he can adapt when events diverge from expectations.
• Ryuen Kakeru devises a trap to make Shiraishi misidentify Class C’s leader and lose 50 points. His plan involves:
  • Acting as Class C’s apparent leader.
  • Having Shiina Hiyori infiltrate Class A as a “fourth variable.”
  • Withdrawing later and using Ibuki Mio as a replacement leader.
  • Leaving Shiina as the final surviving Class C member, making it difficult for Class A to identify the actual leader.
• Shiina infiltrates Class A and observes its unusual unity and cooperative atmosphere. Although she is not naturally suited to espionage, she participates because Class C has suffered repeated setbacks and she wants to help.
• Heavy rain delays Shiina’s departure from Class A. When she finally leaves the camp at night, Shiraishi follows her through the rain and intercepts her near the beach.
• Shiraishi reveals that he had also followed Ryuen earlier that day. His careful attention to timing and movements allows him to understand Class C’s plan and prevent Shiina from becoming the decisive final variable.
• Shiina concedes that Class C has lost. She and Shiraishi return to the cruise ship together and withdraw from the exam.
• On the morning of the seventh day, Ibuki also withdraws. Ryuen initially thinks Class C has wasted 50 points, but explains that the result would not have changed: Horikita Suzune had already been forced to leave the exam for health reasons, information unknown to the remaining students.
• The final score calculation leaves Class C with 0 points: they correctly identify Class B for +50, incorrectly identify Class D for –50, and Class A correctly identifies Class C for another –50.

2. Character Developments

• Shiraishi Makoto: Demonstrates exceptional caution, strategic flexibility, and persistence. His willingness to endure rain and physical exhaustion shows his determination to eliminate every possible threat. He recognizes that Class A’s victory depends not only on intelligence but also on timing, terrain, and maintaining unity.
• Shiina Hiyori: Moves beyond her usual passive, bookish role by actively participating in Ryuen’s strategy. She becomes more aware of Class A’s strong internal bonds and develops respect for Shiraishi’s leadership and protective instincts. Her quick acceptance of defeat shows her perceptiveness.
• Ryuen Kakeru: Reveals himself as a highly elaborate strategist who can anticipate Shiraishi’s likely actions and construct multi-layered traps. However, his plan ultimately fails because he underestimates Shiraishi’s ability to track events and react quickly.
• Ibuki Mio: Provides support for Ryuen’s leader-switching plan but becomes frustrated when the strategy fails. Her reaction also highlights her more straightforward and emotionally direct personality.
• Class A: Their collective unity becomes a major strength. Shiraishi’s presence gives them confidence and prevents their openness toward outsiders from becoming a fatal weakness.

3. Significant Themes

• Adaptability and strategic vigilance: Shiraishi refuses to rely on expected patterns or the original exam structure. He constantly prepares for unexpected developments.
• Timing and terrain: The chapter emphasizes that victory depends not only on plans but also on weather, delays, travel routes, and the timing of withdrawals.
• Unity versus manipulation: Ryuen relies on deception, leader changes, and isolated individuals, while Class A succeeds through coordination and mutual trust.
• The burden of leadership: Shiraishi feels responsible for protecting Class A and ensuring victory, while Shiina recognizes that his presence stabilizes the entire class.
• Limits of prediction: Ryuen’s plan is logically sound, but unforeseen factors—especially Horikita’s withdrawal and Shiraishi’s intervention—make the intended outcome impossible.

4. Character Interactions

• Ryuen and Shiina: Ryuen persuades the reluctant Shiina to infiltrate Class A, explaining that she is essential to completing his trap. Their interaction shows his manipulative strategic style and her willingness to support her class despite discomfort.
• Shiraishi and Shiina: Their nighttime confrontation is the chapter’s central interaction. Shiraishi calmly exposes that he knows what she is doing, while Shiina realizes that Class C has been defeated. Their conversation becomes surprisingly respectful, with Shiina warning him about his health and acknowledging his importance to Class A.
• Shiraishi and Ryuen: Though they do not directly confront one another in the chapter, Shiraishi defeats Ryuen’s strategy by following his movements and anticipating the plan’s final stage.
• Ryuen and Ibuki: Ryuen explains the failed operation to Ibuki and reassures her that the 50-point loss was unavoidable, highlighting his composure and ability to analyze outcomes after failure.
• Shiina and Class A: Her time among Class A allows her to witness their unusual friendliness and solidarity, leading her to understand both the class’s potential vulnerability and the protective role Shiraishi plays within it.

Chapter Summary: “Everyone on the Ship”

Key Plot Points and Events

• Ibuki Mio explains how Horikita Suzune became ill. After stealing Class D’s leader card, Ibuki fought Horikita outside the camp. Because Horikita was already sick, being knocked unconscious and left in the rain severely worsened her condition.
• Ryuen Kakeru does not blame Ibuki, recognizing that Class C began the exam at a disadvantage and that their main objective was to limit the other classes’ gains.
• Ryuen admits that he misjudged Shiraishi Makoto. He had assumed Shiraishi was a cautious, conservative leader, but Shiraishi instead aggressively disrupted Class C’s plans, tracked their movements through the rain, and forced Shiina Hiyori back to the ship.
• Ryuen is pleased by the challenge and looks forward to spending the remaining school years competing against Shiraishi.
• In the infirmary, Horikita discovers that Shiraishi has also withdrawn from the exam. He reveals that Ryuen sold Class C’s information about Horikita being Class D’s leader.
• Shiraishi explains that he became Class D’s replacement leader before withdrawing. This prevents the other classes from correctly identifying Horikita’s leader card and losing an additional 50 points per successful guess.
• Horikita realizes that Shiraishi’s withdrawal cost only 30 points, making it a worthwhile sacrifice compared with allowing all three classes to identify her and cost Class D 150 points.
• Shiraishi teases Horikita by pointing out that Ayanokoji may also have been guessed as the leader, leaving her uncertain about whether Class D’s countermeasure succeeded.
• At noon, all students gather at the beach. Class B notices Shiraishi standing aboard the cruise ship—and is shocked to see Horikita standing beside him.

Character Developments

• Shiraishi Makoto: Demonstrates strategic foresight, boldness, and a willingness to sacrifice points to protect Class D. His actions force Ryuen to reconsider him as a major rival rather than a cautious leader. He also enjoys teasing Horikita and appears confident in the success of his plan.
• Ryuen Kakeru: Acknowledges Shiraishi’s superior maneuvering and becomes genuinely excited by the prospect of competing with him. His respect for Shiraishi grows despite their opposition.
• Horikita Suzune: Suffers physically from Ibuki’s attack and emotionally from learning that her leadership exposed Class D to a major penalty. She initially feels intense guilt, but Shiraishi’s replacement-leader strategy relieves some of the burden. She remains suspicious and irritated by his teasing.
• Ibuki Mio: Successfully steals the leader card and defeats Horikita, but her actions unintentionally contribute to Horikita’s illness and withdrawal.
• Ayanokoji Kiyotaka: Although he does not appear directly, he is revealed to have brought Horikita back to the ship and may have been identified by Class D as the replacement leader.

Significant Themes

• Strategic sacrifice: Losing 30 points by withdrawing can prevent a much larger loss, illustrating the importance of evaluating risks rather than clinging to short-term gains.
• Misjudgment and adaptability: Ryuen’s failure to understand Shiraishi’s personality causes him to underestimate his opponent, emphasizing how important reading an enemy’s motives is.
• Competition and respect: Rivalry between intelligent opponents can generate excitement and mutual recognition, as seen in Ryuen’s reaction to Shiraishi.
• Leadership and responsibility: Horikita struggles with the consequences of being chosen as leader, while Shiraishi takes decisive action to protect the class from her exposure.
• Information as power: The sale and concealment of leader information become decisive factors in determining the exam’s outcome.

Character Interactions

• Ibuki and Horikita: Their confrontation leaves Horikita unconscious and worsens her illness.
• Ryuen and Ibuki: Ryuen reassures Ibuki that he does not blame her for the failed operation.
• Ryuen and Shiraishi: Their strategic battle resembles a game of rock-paper-scissors, with Shiraishi successfully countering Ryuen’s plans. Their rivalry becomes a source of enjoyment for Ryuen.
• Shiraishi and Horikita: Shiraishi informs Horikita of the leader-card exchange and his own withdrawal, relieving her guilt while deliberately provoking her with jokes about Ayanokoji.
• Shiraishi and Ayanokoji: Shiraishi’s plan intersects with Ayanokoji’s decision to bring Horikita to safety, though their exact coordination remains unclear.

Chapter Summary: Uninhabited Island Exam Results

Key Plot Points and Events

• Horikita Suzune, still recovering from illness, attends the announcement of the Uninhabited Island Special Exam results after Shiraishi Makoto suggests that Class D may have benefited from a hidden change.
• The rankings are announced:
  • Class C: 0 retained points, after abandoning the exam early.
  • Class B: 0 points, despite occupying several bases. Katsuragi Kohei realizes their leader guess was invalidated because the actual leader changed before the exam ended.
  • Class D: 95 points.
  • Class A: 460 points.
• Class D is confused by its score. Horikita expected 75 points, while Hirata expected 175 after accounting for correctly identifying Classes B and C’s leaders.
• Ayanokoji explains that Class D’s leader had been changed after Horikita and Kouenji withdrew. Because Class A correctly guessed Ayanokoji as the new leader, Class D lost 50 points, and all temporary base points were erased. This reduced the class to 95 points.
• Class A’s unexpectedly high score is explained: it received 150 points for correctly identifying the leaders of three classes, lost only limited points through Shiraishi’s withdrawal and missed roll call, and carefully preserved temporary base points while keeping its true leader secret.
• The school’s final class-point totals become:

Class A: 1,710

Class B: 1,230

Class C: 470

Class D: 260

Character Developments

• Horikita Suzune experiences envy upon seeing Class A’s unity, recognizing how divided Class D remains. She also becomes increasingly aware of the gap between her own assumptions and Shiraishi’s strategic thinking.
• Ayanokoji Kiyotaka demonstrates that he had understood the leader-switching strategy and reconstructs the chain of events behind Class D’s deductions. His ability to infer Shiraishi’s plans reinforces his role as the class’s hidden strategist.
• Katsuragi Kohei realizes that his failure came from overlooking the possibility that a class could change its leader by withdrawing from the exam. His confidence is shaken by the strategic miscalculation.
• Shiraishi Makoto emerges as a highly calculating leader who manipulated the exam’s rules, preserved Class A’s points, and used information strategically.
• Hirata Yosuke initially misunderstands the scoring but accepts Ayanokoji’s explanation without resistance.
• Ichinose Honami and other students recognize that Class C’s attempt to gain points through leader predictions has failed.

Significant Themes

• Strategy and information control: The results depend less on physical performance than on correctly managing leader identities, withdrawals, and hidden intentions.
• The danger of assumptions: Katsuragi and Hirata both calculate expected scores based on incomplete information, while Shiraishi and Ayanokoji succeed by anticipating changes others overlook.
• Unity versus division: Horikita’s envy of Class A highlights the contrast between its harmony and Class D’s internal conflicts.
• Moral compromise and pragmatism: Horikita criticizes Shiraishi for using evidence from the Sudo Incident as part of a deal with Class C, while Shiraishi prioritizes practical results over idealistic fairness.
• Rapid shifts in class power: The exam dramatically widens the gap between the classes, especially strengthening Class A while leaving Class D far behind.

Character Interactions

• Class A warmly welcomes Shiraishi when he appears on the cruise ship, emphasizing their strong sense of unity.
• Horikita observes Class A’s camaraderie and compares it unfavorably with Class D’s fractured relationships.
• Ayanokoji and Shiraishi briefly exchange meaningful looks, suggesting mutual awareness of each other’s strategies.
• Ayanokoji explains the scoring rules to Hirata and clarifies why Class D lost points.
• Horikita confronts Shiraishi over his deal with Class C and his failure to act according to the impartial standards she expects from a Student Council member. Shiraishi dismisses her criticism by bluntly telling her that her attitude is why she belongs in Class D.

Key Plot Points and Events

• Class A's victory in the exam is undeniable, with Class A earning 460 points, Class D getting 95 points, and Classes B and C scoring 0 points.
• Students board a cruise ship for a luxurious dinner, and Shiraishi Makoto explores the ship, finding a game room.
• Shiraishi Makoto plays chess with Sakayanagi Arisu, who discusses the exam results and Class B's situation.

Character Developments

• Shiraishi Makoto remains calm and composed despite the pressure from Class A's victory and the upcoming challenges.
• Sakayanagi Arisu demonstrates her strategic prowess in chess and her understanding of the exam results and their implications for Class B.

Significant Themes

• The power dynamics between classes and the consequences of strategic decisions.
• The pressure and expectations on Class A and its leader, Shiraishi Makoto.
• The impact of defeat on a leader's prestige, as seen in Katsuragi Kohei's situation.

Character Interactions

• Shiraishi Makoto and Sakayanagi Arisu discuss the exam results, Class B's situation, and their expectations for future confrontations.
• Shiraishi Makoto receives a private message, hinting at an upcoming appointment or interaction.

Chapter Summary: “Poolside Photography”

Key Plot Points and Events

• Shiraishi Makoto meets Sakura Airi on the cruise ship’s top deck for a planned poolside photography session.
• Sakura has stopped hiding her identity and appearance; she no longer wears her plain glasses and appears openly as herself.
• The two discuss their recent week on the uninhabited island, where Sakura describes the difficult living conditions, insects, class tensions, and discomfort caused by some boys’ behavior.
• Makoto photographs Sakura in several settings: sitting beside the pool, standing with the ocean behind her, jumping into the water, and relaxing on a lounge chair.
• After reviewing the photos, Sakura gathers the courage to ask for a picture with Makoto. They take an awkward but meaningful selfie together by the ship’s railing.
• Sakura asks Makoto about his plans after graduation. He says he may continue studying and possibly become a teacher, though he has not decided on a future career.
• Makoto asks about Sakura’s future, and she confirms that she intends to return to her idol career after graduation.

Character Developments

• Sakura Airi: Becomes noticeably more open and confident now that her identity is known. She initiates the joint photograph and asks Makoto personal questions, showing her growing affection and desire for closeness. Despite discussing her idol ambitions, her final thoughts reveal that seeing Makoto is especially important to her.
• Shiraishi Makoto: Acts naturally considerate toward Sakura, carrying her bag, reassuring her about the island experience, and helping her with the photography. Although confident and capable in other areas, he becomes awkward and inexperienced when posing for a selfie, revealing a more vulnerable and ordinary side.
• Their relationship: Their interaction becomes increasingly comfortable and intimate. Sakura admires Makoto’s competence, while Makoto appreciates her appearance and emotional openness. Their shared photograph symbolizes their growing personal connection.

Significant Themes

• Growing intimacy and trust: Sakura’s willingness to appear openly and request a photo together reflects her increasing trust in Makoto.
• Identity and self-expression: Sakura is no longer hiding behind glasses or isolation and is beginning to embrace both her true appearance and her public identity as an idol.
• Uncertainty about the future: Both characters discuss their possible careers, revealing that even talented students may lack a clear sense of direction.
• Contrast between public capability and private awkwardness: Makoto is highly capable in school and leadership matters, but his stiff selfie pose shows that competence does not eliminate ordinary embarrassment or inexperience.
• Romantic longing: Sakura’s thoughts suggest that her feelings for Makoto are deepening, particularly when she admits internally that school is bearable because it allows her to see him.

Character Interactions

• Makoto and Sakura share a relaxed conversation about their island experiences and future plans.
• Makoto comforts Sakura after hearing about the hardships and uncomfortable attention she faced.
• Sakura poses willingly for Makoto and later takes the initiative to request a picture together.
• Their playful exchange over Makoto’s stiff pose creates a lighter, more familiar atmosphere.
• Sakura’s final unspoken sentiment— that continuing school is worthwhile because she can see Makoto—reveals the emotional significance he has gained in her life.

Key Plot Points and Events

• Sakura Airi, an independent idol, wants to graduate from Class A to access better resources and agencies.
• She faces expulsion due to her low OAA System rating, as seen in the original story.
• Shiraishi Makoto considers three methods to help Sakura Airi: tutoring, making her indispensable, or conquering the entire grade.
• Kushida Kikyo finds Sakura Airi and Shiraishi Makoto together at the top-floor pool, causing tension.
• Shiraishi Makoto suggests Sakura Airi take photos of Kushida Kikyo to ease the situation.
• Kushida Kikyo asks Shiraishi Makoto to take a photo with her, hinting at her feelings for him.

Character Developments

• Sakura Airi realizes her feelings for Shiraishi Makoto and sees Kushida Kikyo as a rival.
• Shiraishi Makoto shows consideration for Sakura Airi's situation and tries to defuse the tension between the girls.
• Kushida Kikyo reveals her feelings for Shiraishi Makoto, causing Sakura Airi to feel threatened.

Significant Themes

• Competition and jealousy in relationships.
• The struggle to maintain one's position and avoid expulsion.
• The power dynamics between classmates and their interactions.

Character Interactions

• Sakura Airi and Shiraishi Makoto share a moment together, but Kushida Kikyo's arrival causes tension.
• Shiraishi Makoto tries to maintain a balanced approach, considering both girls' feelings.
• Sakura Airi feels threatened by Kushida Kikyo's interest in Shiraishi Makoto.

Key Plot Points and Events

• Kushida Kikyo flirts with Shiraishi Makoto, making Sakura Airi jealous.
• Sakura Airi takes a photo of them together at Kushida's request.
• Sakura Airi feels self-conscious about her figure compared to Kushida's.
• Shiraishi Makoto leaves to attend a class celebration, and Sakura Airi follows suit.
• Kushida Kikyo asks Sakura Airi about her relationship with Shiraishi Makoto.

Character Developments

• Kushida Kikyo: Shows her flirtatious and competitive side, hinting at her manipulative nature.
• Sakura Airi: Struggles with jealousy and self-esteem issues, particularly regarding her figure.
• Shiraishi Makoto: Remains calm and composed despite Kushida's advances, prioritizing his class commitments.

Significant Themes

• Competition and jealousy among female characters.
• Self-esteem and body image issues, particularly for Sakura Airi.
• Manipulation and deception, hinted at through Kushida's actions.

Character Interactions

• Kushida Kikyo teases Shiraishi Makoto and provokes Sakura Airi's jealousy.
• Sakura Airi feels inferior to Kushida due to her figure and struggles to express her feelings.
• Shiraishi Makoto maintains a neutral stance, avoiding romantic entanglements.
• Kushida Kikyo and Sakura Airi discuss their relationship with Shiraishi Makoto.

Chapter Summary

1. Key Plot Points and Events

• Class A holds a celebration in the cruise ship’s restaurant after winning the special Uninhabited Island Exam. Ichinose Honami praises everyone’s effort and especially recognizes Shiraishi Makoto, whose actions earned the class more than 350 Class Points.
• After the brief celebration, the students disperse to enjoy the ship’s facilities.
• The following morning, Horikita Suzune visits Shiraishi Makoto’s room privately after recovering from the illness that kept her in the infirmary during the exam.
• Horikita asks Shiraishi what he thinks of Ayanokoji Kiyotaka. She has begun to suspect that Ayanokoji is far more capable than he pretends and has been manipulating events from behind the scenes.
• She points out that Ayanokoji saved Class D from losing ninety-five Class Points during the exam, while Shiraishi’s advance preparation revealed that Class A already knew Ayanokoji would be the leader of Class D.
• Shiraishi questions why Horikita believes he should reveal anything about Ayanokoji. She explains that she now recognizes she cannot lead Class D through individual ability alone and trusts Shiraishi because he once promised to educate her on behalf of her brother.

2. Character Developments

• Shiraishi Makoto: Remains modest despite being the central figure behind Class A’s victory. He carefully avoids revealing his cooperation with Ayanokoji and tests Horikita’s motives rather than immediately answering her.
• Ichinose Honami: Demonstrates strong leadership by organizing the celebration, acknowledging everyone’s contributions, and maintaining Class A’s unity.
• Horikita Suzune: Experiences a major shift in self-awareness. She realizes that her attempt to control Class D through personal strength has failed and that she needs to understand and cooperate with others. She also recognizes that Ayanokoji has manipulated her decisions and that Shiraishi’s earlier opposition may have been intended to help her grow.
• Ayanokoji Kiyotaka: Although absent from the chapter, his hidden competence becomes the central subject. Horikita now sees him as a concealed strategist rather than an ordinary recluse.

3. Significant Themes

• Leadership and cooperation: Class A’s victory is presented as the result of collective effort, while Horikita learns that a leader cannot rely solely on personal ability.
• Hidden strength and deception: Ayanokoji’s contrast between his outward persona and actual capabilities raises questions about his motives and methods.
• Growth through adversity: Shiraishi’s attacks and challenges have forced Horikita to confront her weaknesses and reconsider her approach.
• Trust and information: Horikita seeks knowledge from someone she once viewed as an opponent, showing that strategic alliances can emerge from shared goals and mutual recognition.

4. Character Interactions

• Ichinose publicly praises Shiraishi, while he responds with restrained humility.
• Horikita and Shiraishi have a private, cautious conversation. She directly questions him about Ayanokoji, while he challenges her assumptions and asks why he should trust her with the information.
• Their exchange reveals a developing relationship in which Shiraishi acts as a mentor or examiner and Horikita begins accepting his guidance.

Chapter Summary: “Exam Notification”

Key Plot Points and Events

• Horikita Suzune asks Shiraishi Makoto about Ayanokōji Kiyotaka’s attitude toward her. Shiraishi neither confirms nor denies her assumptions, explaining that Ayanokōji does not resent her but may consider her immature.
• Shiraishi challenges Horikita to reconsider her fixation on understanding Ayanokōji. He asks why she wants to lead Class D to promotion, prompting her to reaffirm that she wants to prove her ability and earn the recognition of her older brother, Horikita Manabu.
• Shiraishi points out that Horikita cannot accomplish her goal through her own strength alone. If Ayanokōji can provide the help she lacks, she should cooperate with him rather than reject him simply because she does not understand his motives.
• Horikita gradually accepts this reasoning. Before leaving, she thanks Shiraishi, though he teases her for sounding unusually polite and gentle. Embarrassed, she leaves his room.
• Three days after the Uninhabited Island Exam, the students are enjoying their cruise-ship vacation. Several first-year couples have formed due to the close contact and cooperation required during the exam.
• While students speculate about whether another exam will occur after the vacation, every phone suddenly receives a compulsory school notification.
• The school announces a new Special Exam. Students must gather individually at assigned locations and times, with penalties for being more than ten minutes late. They are instructed to silence or turn off their phones afterward.
• Shiraishi compares information with his classmates and organizes Class A’s assignments. The class has been divided into twelve groups.
• Shiraishi’s group is the fifth group, consisting of Shiraishi, Andō Sayo, and Ichinose Honami. He and Ichinose are scheduled to gather in Room 202 at 8:40 p.m.

Character Developments

• Horikita Suzune: Begins to recognize the limitations of relying solely on her own abilities. She accepts that cooperation with Ayanokōji may be necessary to achieve her ambitions and makes a small but meaningful effort to express gratitude more gently.
• Shiraishi Makoto: Acts as a pragmatic adviser to Horikita and demonstrates his leadership by efficiently gathering and organizing Class A’s exam information.
• Ayanokōji Kiyotaka: Though absent from the chapter’s direct events, his hidden abilities and unclear motives remain central to Horikita’s concerns. Shiraishi encourages her to judge Ayanokōji by the results of his actions rather than by his personality.
• Ichinose Honami: Maintains close communication with Shiraishi and relies on him to help coordinate the class’s response to the new exam.
• Class A: Shows strong teamwork and communication, quickly compiling everyone’s assigned meeting times and locations.

Significant Themes

• Cooperation versus self-reliance: Horikita learns that accepting assistance is not the same as weakness and that leadership may require recognizing and using others’ strengths.
• Judging people by actions: Shiraishi urges Horikita to focus on whether Ayanokōji helps or harms the class instead of becoming preoccupied with his personality and motives.
• Personal growth and humility: Horikita’s willingness to reconsider her assumptions and offer thanks reflects gradual emotional development.
• Hidden competition: The students’ relaxing cruise is abruptly interrupted, reinforcing that the school’s apparent leisure periods may conceal further challenges.
• Teamwork and organization: The new exam reveals the importance of communication and coordination, especially as students are separated into secret groups.

Important Character Interactions

• Shiraishi and Horikita: Their conversation serves as the chapter’s main character-development scene. Shiraishi bluntly challenges Horikita’s pride, while Horikita reluctantly accepts his advice.
• Shiraishi and Ichinose: They exchange their identical assignment details and cooperate closely in organizing the class.
• Shiraishi and Class A: He takes responsibility for compiling the students’ information, showing his practical leadership and the class’s trust in him.
• Horikita and Ayanokōji: Although they do not interact directly, Horikita’s relationship with Ayanokōji is reconsidered as a result of Shiraishi’s guidance.

Key Plot Points and Events

• Students are divided into twelve groups based on the Chinese zodiac for a special exam focusing on Thinking ability.
• Shiraishi Makoto, Ichinose Honami, and Ando Saya meet with their group's teacher, Chabashira Sae, to receive the exam's rules.
• The Dragon Group, which they are assigned to, includes notable students from all four classes, such as Ryuen Kakeru, Horikita Suzune, and Kushida Kikyo.

Character Developments

• Shiraishi Makoto demonstrates his analytical skills by questioning the exam's structure and photographing the group roster.
• Ichinose Honami shows surprise at the need to cooperate with students from other classes.
• Ando Saya, though not exceptional at thinking, notices the gathering of leaders in their group.

Significant Themes

• Teamwork vs. Individuality: The exam emphasizes thinking ability, but success may also depend on teamwork and cooperation with students from other classes.
• Leadership: The Dragon Group assembles nearly all the grade's leaders, suggesting that leadership and strategic thinking will play a crucial role in the exam.

Character Interactions

• Shiraishi Makoto, Ichinose Honami, and Ando Saya work together to gather information about the exam.
• The Dragon Group members, though not yet interacting directly, are set to collaborate in the upcoming exam.

Key Plot Points and Events

• The school assigns students to groups based on class leaders, with each group named after a zodiac animal.
• The group examination, called the "Privileged Person Exam," has four possible outcomes. Students must choose one to complete the exam.
• The exam lasts for two days, with group members gathering twice a day for conversations. Only one person per group, excluding the privileged person, can submit an answer via email.
• The privileged person's identity is not revealed, and the school only announces group answer status and class point changes.

Character Developments

• Shiraishi Makoto confirms the school's rules match his memories.
• Ichinose Honami ponders the school's intentions and questions the rules.
• Ando Sayo doesn't fully understand the rules but remains silent.

Significant Themes

• Competition: The school encourages competition between classes and groups.
• Betrayal: The exam's true nature revolves around betraying the privileged person's identity for class points.
• Fairness: The school claims to ensure fairness in selecting privileged persons.

Character Interactions

• Ichinose Honami and Shiraishi Makoto exchange affirming looks.
• Shiraishi Makoto and Ichinose Honami discuss the rules and outcomes with Chabashira Sae.
• Ando Sayo remains silent during the discussion.

Key Plot Points and Events

• The rules of the Special Treatment Exam are explained by Chabashira Sae.
• Shiraishi Makoto, Ichinose Honami, and Ando Sayo leave the discussion room without asking any questions.
• Shiraishi Makoto meets other class representatives and notes their reactions.
• Shiraishi Makoto starts strategizing for the exam after returning to his room.

Character Developments

• Shiraishi Makoto is shown to be strategic and analytical, immediately starting to plan for the exam.
• Ichinose Honami is patient and understanding, agreeing to discuss their strategy later.
• Ando Sayo's role is minimal in this chapter.

Significant Themes

• Competition and strategy: Shiraishi Makoto's focus on planning and analyzing the exam highlights the competitive nature of the school.
• Information control: The school's rules and Shiraishi Makoto's caution about discussing the Special Treatment recipients emphasize the importance of controlling information.

Character Interactions

• Shiraishi Makoto interacts briefly with other class representatives, noting their reactions but not engaging in conversation.
• Shiraishi Makoto, Ichinose Honami, and Ando Sayo discuss their plans for the exam, with Shiraishi Makoto taking the lead.
• Shiraishi Makoto sends a message to an unknown informant, suggesting he has a source of information within the school.

Key Plot Points and Events

• Shiraishi Makoto discovers the identities of all VIPs within the first ten minutes of the exam.
• He contacts Kushida Kikyo (Class D's VIP) to confirm his findings and asks her to arrange a meeting with Hirata Yosuke and Horikita Suzune.
• Shiraishi meets with Kanzaki Ryuji and Ichinose Honami to discuss his plan to sell Class D's VIPs in exchange for monthly Private Points.
• He reveals his intention to use the gathered Private Points for a class transfer plan.

Character Developments

• Shiraishi Makoto: Demonstrates exceptional analytical skills and strategic thinking. He is willing to make concessions to maintain his class's cohesion and avoid unethical behavior.
• Kushida Kikyo: Shows interest in gaining Private Points, hinting at her desire to maintain her VIP status and avoid losing Class Points for her class.
• Ichinose Honami and Kanzaki Ryuji: Display loyalty and understanding towards Shiraishi's plan, agreeing to support him despite the potential risks.

Significant Themes

• Strategic planning and adaptability in the face of unexpected circumstances.
• The importance of personal interests versus collective goals within a group.
• Ethical considerations in decision-making processes.

Character Interactions

• Shiraishi Makoto and Kushida Kikyo: Their interaction reveals Kushida's desire for Private Points and Shiraishi's direct approach to gathering information.
• Shiraishi Makoto, Ichinose Honami, and Kanzaki Ryuji: They discuss Shiraishi's plan, demonstrating trust and mutual understanding among the trio. Ichinose and Kanzaki show concern for their classmates' potential reactions to Shiraishi's proposal.

Chapter Summary: “Hesitant Class D”

Key Plot Points and Events

• After meeting with Ichinose and Kanzaki, Shiraishi Makoto meets the three nominal leaders of Class D—Kushida Kikyo, Hirata Yosuke, and Horikita Suzune—on the cruise ship’s top deck.
• Shiraishi offers to reveal the identities of Class A’s three VIPs in exchange for 800,000 Private Points per month.
• The Class D representatives are surprised and uncertain. They understand that correctly identifying a VIP costs a class 50 Class Points, but they still view VIPs primarily as a potential source of Private Points rather than as a major vulnerability.
• Shiraishi warns them that time is limited and threatens to sell the information to another class if they do not decide by 11:00, before the first class discussion.
• Hirata explains that such a major expenditure cannot be decided by the three leaders alone because Class D is divided into several cliques and lacks strong internal coordination.
• Horikita recognizes that the offer could help Class D close its 210-point gap with Class C, but the monthly cost would consume most of the class’s income.
• Kushida remains outwardly neutral while secretly understanding Shiraishi’s larger plan: once Class A’s VIPs are exposed, Class A will likely retaliate by exposing VIPs from the other classes.
• Shiraishi then calls Kouenji Rokusuke and asks him not to interfere with the exam. Kouenji agrees, since he has no personal interest in the current conflict and trusts Shiraishi’s plan.
• The chapter ends with Shiraishi waiting to see whether Class D can reach an agreement.

Character Developments

• Shiraishi Makoto demonstrates confidence, strategic foresight, and skillful pressure tactics. He deliberately approaches Class D first to deepen the rivalry between Classes C and D, while remaining prepared to negotiate with Class C instead.
• Horikita Suzune shows ambition and growing competitiveness. Her defeat against Class C during the island exam motivates her to consider the expensive offer, but she also reveals a limited understanding of the strategic danger posed by VIPs.
• Hirata Yosuke acts as a cautious mediator. He recognizes the potential benefits of Shiraishi’s proposal but insists that Class D’s broader membership must be consulted.
• Kushida Kikyo hides her true understanding of the situation. Because she already knows Shiraishi possesses information on every VIP, she realizes Class D will suffer regardless of its decision and chooses not to take responsibility for the outcome.
• Kouenji Rokusuke remains detached from the exam. His willingness to stay uninvolved shows that Shiraishi has successfully secured his cooperation through previous assistance.

Significant Themes

• Information as power: The identities of the VIPs are treated as valuable strategic weapons capable of changing the balance between classes.
• Short-term gains versus long-term costs: Class D must choose between preserving Class Points, gaining immediate advantages, or sacrificing most of its monthly income.
• Leadership and collective decision-making: Class D’s fragmented structure makes decisive action difficult, even when its leaders recognize the stakes.
• Manipulation and hidden agendas: Shiraishi applies pressure while concealing his full plan, whereas Kushida deliberately withholds her knowledge to avoid blame.
• Class rivalry and strategic escalation: The potential exchange of VIP information threatens to trigger a chain reaction in which every class exposes another’s weaknesses.

Character Interactions

• Shiraishi’s negotiation with Horikita, Hirata, and Kushida highlights their contrasting approaches: Horikita focuses on Class Points, Hirata on consensus, and Kushida on self-preservation.
• Shiraishi’s ultimatum forces Class D’s leaders to confront both their financial limitations and their internal divisions.
• Kushida’s silent understanding creates dramatic tension because she knows more than Horikita and Hirata but intentionally refuses to guide them.
• Shiraishi’s conversation with Kouenji shows his ability to manage potential disruptions outside the main negotiations and confirms that Kouenji will observe rather than interfere.

Chapter Summary: “Differences of Opinion”

Key Plot Points and Events

• With the Summer Special Exam approaching, Class A quickly gathers its members’ opinions by visiting dorm rooms individually. Ichinose Honami and Kanzaki Ryuji organize the process, and the entire class agrees to transfer the points earned in the exam to Shiraishi Makoto as recognition for his contributions.
• Shiraishi summons representatives from the exam groups whose VIPs are not Class A students. He explains his plan to sell the identities of Class A’s three VIPs in exchange for Private Points.
• After receiving the information, the representatives are instructed to immediately report the VIP identities to the school. Shiraishi believes Class A cannot reliably protect all three VIPs because Ryuen Kakeru and potentially other classes may discover the exam’s rules. Therefore, he intends to gain value from the VIPs before their identities are exposed.
• Kanzaki remains behind and asks whether Shiraishi needs the Private Points to transfer a student to another class. Shiraishi does not reveal the full reason, but his private concern is protecting Sakura Airi, whom he believes may eventually need to leave Class D.
• Kanzaki offers to let Shiraishi use Class Funds, but Shiraishi refuses. He insists that the funds must only be used for students within their own class, maintaining the rules and principles he established.
• In Class D, Karuizawa Kei immediately rejects Shiraishi’s proposed trade. Although it would secure 150 Class Points, Class D would have to pay Class A 200,000 Private Points every month, reducing each student’s monthly allowance by roughly 5,000 points. Other students who prioritize Private Points begin to oppose the deal as well.

Character Developments

• Shiraishi Makoto: Demonstrates strategic foresight by sacrificing Class A’s VIP advantages for immediate Private Points. He also shows strong leadership principles, refusing to use Class Funds for personal or inter-class purposes despite having control over them. His hidden motivation is concern for Sakura Airi’s safety and future.
• Ichinose Honami: Continues to act as a trusted organizer and intermediary for Class A, efficiently gathering the class’s unanimous support for Shiraishi.
• Kanzaki Ryuji: Shows increasing trust and respect for Shiraishi. He recognizes how deeply the class values Shiraishi’s leadership and offers practical support, while ultimately accepting Shiraishi’s decision to uphold his principles.
• Karuizawa Kei: Reveals her strong attachment to Private Points and her unwillingness to accept a long-term financial burden, even if the trade benefits Class D in terms of Class Points.
• Class A: Their unanimous agreement to reward Shiraishi reflects how his contributions during previous exams have earned genuine loyalty rather than merely intellectual acknowledgment.

Significant Themes

• Leadership and trust: Shiraishi’s willingness to work alongside classmates and endure hardship has transformed him from a respected strategist into a leader trusted by the entire class.
• Principles versus expediency: Shiraishi refuses to violate rules he established for the class, showing that effective leadership requires personal consistency.
• Short-term sacrifice versus long-term benefit: Class A gives up its VIP advantages for Private Points, while Class D must weigh the immediate gain of Class Points against the continuing loss of Private Points.
• Different definitions of value: Shiraishi and Class A prioritize strategic resources and future security, whereas Karuizawa and others focus on their immediate financial well-being.
• Protection and responsibility: Shiraishi’s secret interest in accumulating Private Points suggests that his strategic decisions are also motivated by a desire to protect people close to him, particularly Sakura.

Character Interactions

• Ichinose and Kanzaki coordinate the class-wide decision and communicate the class’s support to Shiraishi.
• Shiraishi instructs the selected group representatives on how to execute his VIP-information trade.
• Kanzaki privately challenges Shiraishi about his motives, then offers him access to Class Funds. Their exchange reinforces their mutual trust and Kanzaki’s respect for Shiraishi’s integrity.
• Shiraishi’s proposal creates immediate disagreement in Class D, with Karuizawa leading resistance and exposing a conflict between collective class advancement and individual financial comfort.