Arc 1Yunyi and the Saegusa Sisters

Liu Yunyi entered First High School undercover and drew attention through his magic and his connections with Tatsuya Shiba and Mayumi Saegusa. After an attack exposed his destructive abilities, he threatened that he might destroy the world if his goal failed, while Mayumi concealed what had happened from her father.

  • Liu Yunyi enrolled at First High School and immobilized Shun Morisaki, several Course 1 students, and Mari Watanabe during a confrontation over Miyuki Shiba.
  • Yunyi described his ability as Kotodama Magic and received approval to adjust his undercover plan while avoiding premature involvement with the Ten Master Clans.
  • Yunyi sparred with Tatsuya Shiba during an assessment, and Mayumi Saegusa approved Tatsuya for the Public Morals Committee.
  • Yunyi reunited Kasumi Saegusa and Izumi Saegusa with Mayumi Saegusa, then protected the sisters from a restaurant attack using Fool's World and Fire Dragon's Roar.
  • Yunyi took Mayumi Saegusa to the attackers' stronghold and destroyed it with Heavenly Fire Burns the City before releasing the sisters the following morning.
  • Yunyi accepted work helping Mayumi Saegusa in the student council room and explained that Fool's World controlled psions and manifested images from his memories as magic.
  • Yunyi claimed he intended to conquer the world and admitted that he might destroy it if he could not achieve his goal.
  • Mayumi Saegusa concealed Yunyi's actions from Koichi Saegusa, who asked her to convey the family's appreciation and visit Mio Itsuwa.
Chapters 1–25 Vol. 1 Read

Ch. 1Enrollment

Liu Yunyi arrived in Tokyo to enroll at First High School, where he was classified as a Weed despite his special admission. After witnessing Tatsuya Shiba and Miyuki Shiba’s argument, he met Mayumi Saegusa, who recognized him as the student admitted through powerful connections.

  • Liu Yunyi arrived at Tokyo International Airport, sent a message, and headed to First High School.
  • Liu Yunyi saw Miyuki Shiba upset about Tatsuya Shiba being classified as a Weed, and watched Tatsuya calm her down.
  • Tatsuya rebuked Liu Yunyi for watching their conversation, and Liu Yunyi questioned him about the school’s treatment of Weeds.
  • Liu Yunyi introduced himself to Tatsuya, but their conversation was interrupted by Mayumi Saegusa.
  • Liu Yunyi asked Mayumi where the teachers’ office was, and she recognized him as the student whose admission had drawn complaints from school staff.

Ch. 2Flies

Liu Yunyi completed his enrollment at First High School and joined Tatsuya Shiba’s class, where he settled into an unconventional school routine. The chapter ended with Course 1 students confronting Tatsuya and Miyuki at the school gate while Yunyi watched.

  • After Mayumi Saegusa and Azusa Nakajo left, Liu Yunyi finished his enrollment paperwork and missed the entrance ceremony.
  • Liu Yunyi entered First-year Class E, greeted Tatsuya Shiba, and met Erika Chiba and the others.
  • After school, Liu Yunyi told his driver he planned to report on Japan’s assessment of magic students, then complained about the custom CAD awaiting him at home.
  • The next day, Erika Chiba woke Liu Yunyi for lunch, where Course 1 students tried to draw Miyuki Shiba away from the Weeds and Tatsuya Shiba left with his tray.
  • At the school gate, Erika Chiba challenged Shun Morisaki and the other Course 1 students for obstructing Miyuki, while Liu Yunyi stopped to watch.

Ch. 3Conflict

Yunyi intervened when a dispute between Course 1 and Course 2 students threatened to turn violent, overpowering Shun Morisaki and immobilizing the students who tried to use magic. Mayumi Saegusa and Mari Watanabe arrived to stop the confrontation, but Yunyi also froze Mari as he continued holding Shun.

  • Erika Chiba and Mizuki Shibata challenged Shun Morisaki and the Course 1 students as the argument escalated.
  • Shun Morisaki tried to use Quick Draw, but Yunyi struck him, grabbed him by the neck, and lifted him.
  • When several Course 1 students began casting magic, Yunyi told them not to move, and they lost control of their bodies.
  • Tatsuya Shiba recognized that Yunyi's words might have used a form of Ancient Magic.
  • Mayumi Saegusa and Mari Watanabe arrived, but Yunyi ignored Mari's order to release Shun and immobilized her with a rebuke.

Ch. 4Mayumi Saegusa

Mayumi Saegusa persuaded Liu Yunyi to release Shun Morisaki and brought the students to a conference room to discuss the conflict. After hearing Yunyi’s account, Mari Watanabe proposed a settlement under close Public Morals Committee supervision.

  • Mayumi Saegusa approached Liu Yunyi and asked him to release Shun Morisaki so they could talk.
  • Yunyi released Shun and agreed to go with Mayumi, while Mari Watanabe and the others regained their ability to move.
  • In a conference room, Yunyi said Course 1 students had harassed Tatsuya Shiba’s little sister and insulted the siblings, and that Shun had attacked first.
  • Mari Watanabe proposed that both sides settle the incident, warning that the Public Morals Committee would closely monitor their conduct and punish any repeat offense severely.

Ch. 5Kotodama Magic

After settling the school incident, Yunyi revealed his supposed Kotodama Magic to the student leaders, though Tatsuya and Honoka suspected his explanation was false. Back home, Yunyi discussed changing his undercover plan with an old man, who agreed but warned him to avoid excessive contact with the Ten Master Clans until he was certain.

  • Mayumi declared the incident settled, then asked Yunyi about his magic, and he called it Ancient Magic known as Kotodama Magic.
  • Mari described Yunyi's technique as anti-personnel magic, while Tatsuya suspected Yunyi had lied and Honoka remained doubtful.
  • Mayumi dismissed everyone, and Mari told her she would keep a closer eye on Yunyi because his restraint had resisted all her attempts to break it.
  • Yunyi contacted an old man through a secret communication line and reported that he wanted to make a slight change to his undercover plan.
  • The old man approved adjustments within Yunyi's control but warned him not to get too involved with the Ten Master Clans before he was completely certain.

Ch. 6Invitation

Yunyi reconsidered how to deal with the Ten Master Clans and began his day at First High School, where Erika became more familiar with him. Tatsuya brought him to meet Mayumi and the student council members, who had invited them to the office at noon.

  • Yunyi reflected on the Ten Master Clans, especially the Yotsuba siblings, and decided against provoking Tatsuya Shiba.
  • Erika Chiba surprised Yunyi on his way to school, and they agreed to call each other by their given names.
  • Tatsuya told Yunyi that Mayumi Saegusa had invited them to the student council office at noon, and Yunyi slept through the morning classes.
  • Yunyi, Tatsuya, and Miyuki Shiba went to the student council office, where Mayumi introduced Suzune Ichihara, Mari Watanabe, and Azusa Nakajo.
  • Yunyi greeted the student council members and playfully called Azusa Nakajo by her given name.

Ch. 7Invitation ②

Mayumi Saegusa invited Miyuki Shiba to join the Student Council, and Miyuki accepted after learning that Tatsuya Shiba was ineligible. Mari Watanabe then invited Yunyi to join the Public Morals Committee, but he warned that his Kotodama Magic could affect his mind and hinted at the pressure his family placed on him.

  • Mayumi Saegusa invited Miyuki Shiba to join the Student Council, and Miyuki first suggested that Tatsuya Shiba should be recruited instead.
  • Suzune Ichihara explained that school rules limited Student Council membership to Course 1 students, and Miyuki accepted Mayumi's invitation.
  • Mari Watanabe invited Yunyi to join the Public Morals Committee because of his Kotodama Magic.
  • Yunyi explained that using Kotodama Magic could intensify his emotions and make him lose control.
  • Yunyi told Mayumi Saegusa that his family had placed hopes on him and sent him to First High School to resolve the family's problems.

Ch. 8Verbal Suggestion

Yunyi helped steer Mayumi Saegusa and the others into arranging an assessment of Tatsuya Shiba for the Public Morals Committee, while secretly using Kotodama Magic to influence their decision. On the way back to class, he challenged Tatsuya’s protectiveness toward Miyuki, leaving Tatsuya shocked and questioning himself.

  • Miyuki Shiba asked Mayumi Saegusa and Mari Watanabe to consider Tatsuya Shiba for the Public Morals Committee, and Yunyi suggested assessing his abilities after school.
  • Yunyi secretly used Kotodama Magic to guide the group’s discussion, and everyone agreed to the assessment without asking what Tatsuya wanted.
  • Yunyi, Tatsuya, and Miyuki left the meeting as lunch break ended and returned toward their classrooms.
  • Tatsuya asked Yunyi whether he truly seemed overprotective of Miyuki, and Yunyi said his behavior bordered on possessiveness.
  • Yunyi privately viewed Tatsuya as the rightful Yotsuba Family successor and Miyuki as the limiter created to restrain him.

Ch. 9The Ten Master Clans

Yunyi considered separating Tatsuya Shiba from Miyuki Shiba, then asked about marrying into the Ten Master Clans to gain access to advanced magical knowledge. His question led to Erika Chiba striking Leonhart while Yunyi escaped with Tatsuya.

  • Yunyi considered controlling Miyuki Shiba to influence Tatsuya Shiba, but decided against destroying Tatsuya's limiter switch for now.
  • After class, Yunyi told Leonhart and Mizuki Shibata that he could not focus because First High School's lessons would not improve his magic, and Tatsuya Shiba agreed the material was not useful to him.
  • Tatsuya Shiba said marrying a woman from the Ten Master Clans would be the fastest way for Yunyi to gain access to more profound magical knowledge.
  • Yunyi asked whether Erika Chiba's family would suit his purpose, and Erika mistook his question as a proposal and punched at him.
  • Yunyi redirected Erika Chiba's strike into Leonhart's stomach, then escaped with Tatsuya Shiba.

Ch. 10A Conscript

Yunyi accompanied Tatsuya Shiba and Miyuki Shiba to the student council office, where they discussed Tatsuya joining the Public Morals Committee and arranged a test match. The group gathered in the training room, where they searched for an opponent and turned their attention to Yunyi.

  • Yunyi and the Shiba siblings met Katsuto Jumonji in the student council office, and Yunyi explained his dislike of the Liu Family.
  • Mayumi Saegusa told Tatsuya and Miyuki that Mari Watanabe and she wanted to test Tatsuya for the Public Morals Committee, with Katsuto as referee.
  • Mayumi led the group to the training room, where Mari, Suzune Ichihara, Azusa Nakajo, and Gyoubu Hattori were waiting.
  • Mari explained that the test would be a match, but Gyoubu did not volunteer to fight Tatsuya.
  • Mayumi and the others looked at Yunyi as they considered who would face Tatsuya, leaving Yunyi confused.

Ch. 11An Unexpected Stand-In

Yunyi stood in for Tatsuya Shiba in a disciplinary committee sparring match, but the two quickly abandoned magic for close combat. Their fierce exchange ended with Yunyi crashing into a wall, leaving Mari Watanabe to check whether he was hurt.

  • Yunyi rejected the explanation for why he could not join the disciplinary committee and offered to stand in for Tatsuya Shiba.
  • Mari Watanabe set rules for the sparring match and started it.
  • Yunyi questioned whether Tatsuya Shiba was human and said his Kotodama Magic probably would not work on him.
  • Tatsuya Shiba attacked with his CAD, but Yunyi countered with a kick and kept him from using magic as they traded blows.
  • Yunyi drove toward Tatsuya Shiba with an Iron Mountain Lean, but Tatsuya dodged and Yunyi slammed into the wall.
  • Mari Watanabe called out to check whether Yunyi was all right.

Ch. 12Step by Step

Yunyi and Tatsuya Shiba sparred, and Yunyi explained why Tatsuya’s huge Psion reserves made him resistant to Kotodama Magic. Tatsuya was approved to join the Public Morals Committee, while Yunyi wondered whether Katsuto Jumonji’s appearance was connected to him and planned to explore Japan the next day.

  • Yunyi and Tatsuya Shiba sparred until Katsuto Jumonji told Mayumi Saegusa to stop them, and she called an end to the match.
  • Yunyi explained that his Kotodama Magic could not control Tatsuya because Tatsuya had far more Psions, and Tatsuya confirmed that Miyuki Shiba was similar.
  • Mayumi Saegusa approved Tatsuya for the Public Morals Committee, and warned Yunyi and Tatsuya not to get serious against students at their school.
  • Yunyi left the group on the way back to the Student Council office and returned home to review the day.
  • Yunyi wondered why Katsuto Jumonji had appeared and whether recruitment week would bring trouble, then decided to explore Japan the next day.

Ch. 13A Chance Encounter

Yunyi ran into Kasumi and Izumi Saegusa while shopping, then Mayumi asked him to find her sisters after they fled. He caught up with the twins in the department store, leaving them startled by his appearance.

  • Yunyi met Kasumi and Izumi Saegusa in an elevator after they escaped people sent by their father.
  • Mayumi Saegusa called Yunyi to invite him to lunch, and Yunyi teased her about showing him special kindness.
  • Kasumi overheard Yunyi speaking with Mayumi, accused him of trying to get close to her sister, and fled with Izumi.
  • Mayumi asked Yunyi to find Kasumi and Izumi, but they disappeared after leaving the elevator.
  • Yunyi tracked the twins to another elevator, surprising them when he called out their names.

Ch. 14Smile

Yunyi stopped Kasumi Saegusa and Izumi Saegusa from leaving, then took them to a restaurant to wait for Mayumi Saegusa. Mayumi arrived angry with her sisters, but sat down when she saw her favorite dishes, leaving the confrontation unresolved.

  • Kasumi Saegusa tried to attack Yunyi, but his command froze her in place, and Izumi Saegusa agreed to go with him if he released Kasumi.
  • Yunyi released Kasumi and led the twins to a restaurant, where he told them to order whatever they wanted.
  • As the twins ate, Yunyi reflected on using his connection with Mayumi Saegusa to challenge the Ten Master Clans and felt uneasy about manipulating her younger sisters.
  • Mayumi Saegusa arrived and scolded Kasumi and Izumi, then sat beside Yunyi when she noticed her favorite dishes on the table.

Ch. 15Attack

Yunyi and the Saegusa sisters came under a coordinated attack at a restaurant, and Yunyi fought the attackers while trying to protect them. The assault confirmed that Yunyi was likely the target, and the chapter left the group still under fire but unharmed.

  • Yunyi noticed a bullet strike the restaurant window and pulled Mayumi Saegusa away as gunfire erupted.
  • Yunyi stopped Mayumi Saegusa, Kasumi Saegusa, and Izumi Saegusa from heading toward the elevator, then led them to cover.
  • Yunyi concluded the attackers were targeting their group, possibly because a faction within the Union wanted to eliminate him.
  • Yunyi told Mayumi Saegusa to protect the twins and escape when possible, then charged at the attackers and used his magic to stop their gunfire before knocking several down.
  • The attackers escalated with a grenade and magic attacks, and Yunyi realized they were likely after him.
  • Mayumi Saegusa cast magic to shoot two attackers, and Yunyi returned to her hiding place, where he found the three sisters unharmed.

Ch. 16Domain Magic, Fool's World!

Yunyi used Domain Magic to defeat the attackers at the department store and protect Mayumi Saegusa and her sisters. At his home, he revealed that the attack was real and admitted he would not hurt anyone at First High School unless circumstances forced him, leaving Mayumi afraid of what their relationship might become.

  • Yunyi asked Mayumi Saegusa to trust him, then stopped incoming bullets and ordered her to cover Kasumi Saegusa and Izumi Saegusa's eyes.
  • Yunyi expanded Fool's World, took control of the Psions, and used Fire Dragon's Roar to burn the attackers and much of the restaurant while shielding the three sisters.
  • Yunyi took Mayumi Saegusa, Kasumi Saegusa, and Izumi Saegusa to his home, where the younger sisters fell asleep in a guest room.
  • Yunyi confirmed the attack was real and explained that his specialty was Domain Magic, though he would not reveal its essence.
  • Yunyi told Mayumi Saegusa he would not hurt anyone at First High School if circumstances permitted, and Mayumi said she did not want to become his enemy.

Ch. 17The Reckoning!

Yunyi took Mayumi Saegusa to seek revenge on the people who had attacked them and used Domain Magic to seize control of the estate where they were gathered. He began casting a thirteenth-tier forbidden spell, Heavenly Fire Burns the City.

  • Yunyi received a call and demanded to know where the attackers were so he could deal with them himself.
  • Yunyi persuaded Mayumi Saegusa to join him in taking revenge, and they flew together to an estate in the suburbs.
  • Yunyi explained that his Domain Magic let him control every Psion within its reach, leaving Mayumi Saegusa unable to connect to her own Psions.
  • Yunyi expanded Fool's World over the estate and considered how to destroy the complex without leaving clues.
  • Yunyi formed a ring of Psions in the sky and began casting the forbidden spell Heavenly Fire Burns the City.

Ch. 18Hostages

Yunyi used Heavenly Fire Burns the City to destroy the stronghold while protecting himself and Mayumi Saegusa, then brought Mayumi and her sisters Kasumi and Izumi to his house. Mayumi and her sisters recognized they were hostages and discussed escaping, but Yunyi caught them and invited them downstairs to eat.

  • Yunyi activated Heavenly Fire Burns the City, reducing the stronghold and its inhabitants to ashes while Mayumi Saegusa remained unharmed beside him.
  • Yunyi took Mayumi Saegusa back to his house and told her to check on Kasumi and Izumi Saegusa.
  • Mayumi Saegusa woke her sisters and confirmed that they were being held hostage, then promised to keep them safe.
  • Kasumi and Izumi urged Mayumi to find a way to escape, but Yunyi overheard them because their door was open.
  • Yunyi told the three sisters to freshen up and come downstairs to eat.

Ch. 19A Proposal

Yunyi hosted Mayumi Saegusa and her sisters for dinner, then asked Mayumi what she intended to do after their capture. He proposed that she and her sisters return home the next morning and pretend nothing had happened, leaving Mayumi shocked and uncertain.

  • Yunyi served the Saegusa sisters Dragon Country dishes, and they ate while Mayumi remained tense about their situation.
  • After dinner, Kasumi Saegusa and Izumi Saegusa washed the dishes so Mayumi and Yunyi could speak privately.
  • Yunyi told Mayumi Saegusa that what he did next depended on her decision, but he did not explain his own plans.
  • Yunyi poured Mayumi a glass of red wine and proposed that she take her sisters home the next morning and forget the incident.
  • Mayumi Saegusa considered contacting her father but feared that provoking Yunyi could make the situation worse.

Ch. 20Gambling

Yunyi released Mayumi Saegusa and her twin sisters after holding them for over ten hours, gambling that Mayumi would keep quiet about what she had witnessed. Back at First High School, Mayumi faced questions from her father and concealed the truth from Suzune Ichihara.

  • Mayumi Saegusa drank the wine Yunyi offered and took Kasumi Saegusa and Izumi Saegusa upstairs.
  • The next morning, Yunyi told Mayumi and the twins they could leave, and they declined his offer of breakfast.
  • Mayumi and her sisters returned home, where Koichi Saegusa questioned them and arranged for their safety while investigating their disappearance.
  • Mayumi went to the student council room at First High School, where Suzune Ichihara asked if she was all right.
  • Mayumi told Suzune she had merely slept poorly and did not reveal what had happened.

Ch. 21Change

Yunyi arrived at First High and drew Mayumi Saegusa’s attention, then argued with his grandfather about the people who had attacked him and refused to keep tolerating them. He went to the Student Council room, where Mayumi grew nervous when she saw him.

  • Mayumi Saegusa watched surveillance footage of Yunyi entering First High and shivered when he looked toward the camera and smiled.
  • Erika Chiba nearly stumbled after Yunyi dodged her attempt to tap his shoulder, then she and the others walked to school with him.
  • Tatsuya Shiba told Yunyi that Mayumi Saegusa had invited him to the Student Council room, but Yunyi received a call from his grandfather before going.
  • Yunyi angrily argued with his grandfather, rejected his appeal to consider the bigger picture, and vowed to root out anyone who came after him.
  • Yunyi arrived at the Student Council room and teased Mayumi Saegusa about becoming nervous when she saw him.

Ch. 22Relationships

During lunch, Yunyi joked with Mayumi Saegusa and discussed Tatsuya Shiba’s first patrol, then deflected Mayumi’s questions about his closeness to Miyuki Shiba. The chapter ended with Mayumi asking what club Yunyi planned to join, and Yunyi suggesting the go-home club.

  • Mayumi Saegusa protested Mari Watanabe’s teasing, and Yunyi explained that Mayumi had only let him use her name after he helped her.
  • Yunyi congratulated Tatsuya Shiba on joining the Public Morals Committee, and Suzune Ichihara recounted the previous day’s gymnasium conflict.
  • Mayumi Saegusa cautioned Tatsuya Shiba to be careful after hearing that B-rank magic had been involved.
  • Yunyi became distracted until Miyuki Shiba nudged him, then joked about being mistaken for too close to her and getting beaten up by her brother.
  • Mayumi Saegusa asked Yunyi what club he planned to join, and he asked whether the go-home club counted.

Ch. 23Essence

Yunyi accepted Mayumi Saegusa’s invitation to help in the student council room, then used his free time to draw a scene tied to his magic. Mayumi recognized its connection to the magic she had seen, and Yunyi explained how Fool’s World let him shape psions into spells drawn from clear memories.

  • Mayumi Saegusa invited Yunyi to help her in the student council room, and Yunyi accepted after asking whether he would be paid.
  • After lunch, Tatsuya Shiba left to patrol while Yunyi stayed behind with little to do.
  • Yunyi drew on his terminal, and Mayumi watched until she recognized a resemblance to the magic she had witnessed.
  • Yunyi cautioned Mayumi not to say her guess aloud, then explained that Fool’s World let him control psions and manifest images from his memories as magic.
  • Yunyi said he drew to make his memories clearer, since an unclear image could cause the resulting magic to collapse.

Ch. 24Purpose

Mayumi Saegusa confronted Yunyi about his motives for coming to Japan and entering First High School. Yunyi claimed he intended to conquer the world, but Mayumi saw through the answer and recognized that he lacked conviction.

  • After the dismissal bell rang, Mayumi Saegusa asked Yunyi to stay and talk with her.
  • Tatsuya Shiba, Miyuki Shiba, Suzune Ichihara, Azusa Nakajo, and Gyoubu Hattori left the student council room, leaving Yunyi alone with Mayumi Saegusa.
  • Mayumi Saegusa questioned Yunyi about his goals and why he had sought to get close to her and the others.
  • Yunyi said he had come to control the world's lifelines and conquer the world.
  • Mayumi Saegusa rejected his explanation, pointing out that he showed no conviction when he said it.
  • Yunyi laughed and praised Mayumi Saegusa for being perceptive.

Ch. 25Distortion

Yunyi told Mayumi Saegusa that he might destroy the world if he failed to reach his goal, leaving her shaken and questioning what he had become. At home, Mayumi concealed Yunyi’s nature from Koichi Saegusa and agreed to visit the Itsuwa Family.

  • Mayumi Saegusa asked Yunyi whether he was committed to his goal, and he admitted he had backup plans.
  • Yunyi told Mayumi that he might destroy the world if he could not achieve his goal, then left her in shock.
  • Yunyi reflected on how his power, political manipulation, and disillusionment might have distorted him, and wondered how Maya Yotsuba would react if the world’s order collapsed.
  • Koichi Saegusa asked Mayumi about the classmate who had helped her, and she described Yunyi as a Course 2 student who used Kotodama Magic.
  • Koichi asked Mayumi to show Yunyi the Saegusa Family’s appreciation, then told her that Mio Itsuwa wanted her to visit; Mayumi agreed.
Arc 1 of 14
Arc 1 of 14