Chapter Summaries

Yunyi easily defeated Lina in a practical match, then left with her following him to meet Mayumi Saegusa. After Yunyi introduced Mayumi as his girlfriend, Lina was surprised that he was dating someone from the Ten Master Clans.

• Lina attacked Yunyi repeatedly, but his quiet defensive magic blocked her spells.
• Yunyi used vector magic to send the field's target into Lina's half and win the match, then teased her until she angrily confronted him.
• Yunyi rapped Lina on the head and reminded her of the bet she had lost, leaving her silent while their classmates watched.
• After the practical tests, Yunyi headed to the third-years' area, and Lina followed him, surprising Miyuki Shiba, Shizuku Kitayama, and Honoka Mitsui.
• Mayumi Saegusa met Yunyi, and he introduced Lina as Angelina Kudou Shields and Mayumi as his girlfriend.
• Lina reacted with surprise to Yunyi's relationship and asked whether Mayumi was a Saegusa of the Ten Master Clans.

Yunyi wondered whether Lina had come to Japan because of the Ogasawara incident, then argued with Mari Watanabe over Tatsuya’s transfer to the Student Council. He ultimately agreed to the transfer and asked about security risks surrounding the upcoming Thesis Competition.

• Lina startled nearby students by asking whether Yunyi and Mayumi Saegusa were dating and whether Mayumi belonged to the Ten Master Clans, then left after Yunyi teased her.
• Yunyi told Mayumi that Lina might have come to Japan because of his circumstances and promised to explain Lina’s unusual identity at home.
• Mari Watanabe confronted Yunyi about taking over as chair, and Yunyi objected to Tatsuya Shiba transferring to the Student Council next semester.
• Yunyi teased Azusa Nakajo by suggesting he would put Miyuki Shiba on the Public Morals Committee, then agreed to let Tatsuya transfer after Mayumi defended Azusa.
• Yunyi visited the Public Morals Committee with Mari and learned that the Thesis Competition had faced thesis thefts and attacks, so committee members had guarded participants in recent years.

Yunyi accepted the Public Morals Committee chair position, then considered whether Zhou Gongjin might target First High School’s thesis competition. After Katsuto Jumonji reported that the military had agreed not to interfere until Yunyi graduated if he resolved Ogasawara’s ecological problem, Yunyi agreed to prepare for the mission, and Mayumi asked him about a transfer student.

• Yunyi accepted the Public Morals Committee chair position and promptly fell asleep at his desk while Tatsuya Shiba waited with him.
• Yunyi, Tatsuya Shiba, Miyuki Shiba, and Mayumi Saegusa left school together and discussed Suzune Ichihara’s search for an assistant for the thesis competition.
• Yunyi recalled Zhou Gongjin’s past plot to steal First High School’s thesis and wondered whether to pressure him, since Chen Xiangshan had been sent to India.
• After returning home with Mayumi, Yunyi received a call from Katsuto Jumonji, who said the military had accepted the clans’ proposal concerning Ogasawara.
• Yunyi agreed to resolve Ogasawara’s ecological problem within a week and said he needed about three days to prepare.
• Mayumi asked Yunyi to tell her about the transfer student.

Yunyi told Mayumi Saegusa that Lina was Angie Sirius, commander-in-chief of STARS, and explained their history. He then confronted Lina about her mission in Japan and asked what she had learned about the Parasites, but her silence gave him an answer.

• Yunyi revealed to Mayumi Saegusa that Lina was Angie Sirius, one of the Thirteen Apostles and commander-in-chief of STARS.
• Yunyi explained that he had met Lina in America, tried to persuade her to leave the military, and remained in contact with her despite their growing rift.
• Lina vented her frustration by mauling a cushion before Sylvia told her that Yunyi was calling.
• Yunyi asked Lina why she had come to Japan, and Lina said the military wanted to recruit him as an American citizen.
• Yunyi refused the recruitment offer and asked Lina what had happened with the Parasites, but she stayed silent because the matter was classified.

Yunyi considered Chen Mei’s advice that Mayumi Saegusa should begin taking over the team’s work as their allies eventually returned to their own lives. The next day, Lina watched Yunyi ride to school with Mayumi and wondered what it would be like to ride with him herself.

• Yunyi sent Chen Mei information about the Parasites and asked her to watch for intelligence from America.
• Chen Mei urged Yunyi to involve Mayumi Saegusa in managing the team’s work, then learned from Yunyi that Sister Yi had said she was betrothed as a child.
• Yunyi reflected on his allies eventually leaving the team and asked Mayumi whether she was satisfied with her life, but changed the subject when she questioned his hint that she would soon be busy.
• The next day, Yunyi rode his motorcycle to First High School with Mayumi Saegusa and passed Tatsuya Shiba, Lina, Miyuki Shiba, and Leonhart.
• Lina watched Yunyi and Mayumi ride away and wondered what it would feel like to commute with him.

Yunyi spent the day working on engraved spells and distanced himself from Lina after she apologized for withholding information about the Parasites. After deciding to end their partnership, he prepared to go to the Public Morals Committee office, but Miyuki Shiba and Shizuku Kitayama approached with a request.

• Yunyi declined Miyuki Shiba's invitation to lunch and continued working on his terminal through the afternoon.
• Lina apologized for concealing the Parasites' actions, but Yunyi told her he did not need her help.
• Yunyi reflected that Lina's silence had cost him a chance to pursue the mastermind, Gu Jie, and decided to stop maintaining their partnership.
• After the day's lessons ended, Miyuki Shiba and Shizuku Kitayama approached Yunyi with a request.

Yunyi checked Honoka Mitsui, Shizuku Kitayama, and Miyuki Shiba’s progress with magic, then explained that magic could be used for more than combat. He demonstrated his point by manipulating gravity across the group, leaving them to consider how magic could help in an everyday crisis.

• Shizuku Kitayama asked Yunyi to assess the magic she and Miyuki Shiba had practiced, and Honoka Mitsui joined them for the test.
• Yunyi and the girls went to a simulated battle room, where Mayumi Saegusa, Tatsuya Shiba, and Lina came to watch.
• Honoka Mitsui compressed an illumination spell into a tiny, bright point, and Yunyi said her control still needed work.
• Shizuku Kitayama and Miyuki Shiba demonstrated their magic, and Yunyi explained that they had focused on control without understanding how magic could be applied beyond attacks.
• Yunyi cast a gravity spell over the group, increasing the gravity on Tatsuya Shiba and making everyone else feel lighter to show how magic could restrain a suspected criminal.

Yunyi defended his ideals about applying magic beyond military power and warned Tatsuya Shiba and Lina that he would fight back if they ever targeted him. The tense discussion ended with Yunyi advising Miyuki Shiba and Shizuku Kitayama on magic practice, while Miyuki hoped Tatsuya would grow closer to him.

• Yunyi argued with Lina that magicians should seek ways to use magic in everyday life instead of focusing only on destructive power.
• Yunyi warned Tatsuya Shiba and Lina that he would crush them and their allies if they ever chose to attack him.
• Honoka Mitsui urged Yunyi to work with Tatsuya and Lina, then panicked when she realized she might have uncovered Yunyi's secret identity.
• Yunyi advised Miyuki Shiba and Shizuku Kitayama not to practice magic control blindly and to choose magic according to the result they wanted.
• The group left the combat room, and Yunyi sent Tatsuya Shiba to make his rounds while Miyuki hoped the two men would become closer.

After learning that Parasite attacks in America had likely involved the military base at Gibraltar, Yunyi suspected Gu Jie had found powerful allies and began entrusting Mayumi Saegusa with his work. Meanwhile, Lina warned Virginia Balance that making Yunyi an enemy could bring devastating consequences, and began recounting their sparring match.

• Yunyi read Chen Mei's report that Parasite attacks had occurred in America and that clues pointed to the Gibraltar Military Base.
• Yunyi suspected Gu Jie had used his influence and magic to secure American military support, though he still needed solid evidence.
• Yunyi told Mayumi Saegusa about the growing problem and began teaching her an encryption program so she could take over his work.
• Lina told Virginia Balance that Yunyi could not be naturalized as an American and warned that opposing him would devastate their forces.
• Lina began explaining what happened when she used Heavy Metal Burst against Yunyi during a sparring match.

Lina told Virginia Balance that Yunyi had completely defended against her repeated uses of Heavy Metal Burst, prompting Virginia to order her to secure a face-to-face meeting with him. Tatsuya Shiba reflected on Yunyi’s ideals while adjusting Miyuki Shiba’s CAD, and Yunyi ended the night beside Mayumi Saegusa while considering how to approach the American military about Gu Jie.

• Lina told Virginia Balance that Yunyi had fully defended against Heavy Metal Burst, even when she used it more than once.
• Virginia Balance ordered Lina to arrange a chance to speak with Yunyi face-to-face.
• Tatsuya Shiba told Miyuki Shiba that he respected Yunyi’s hopes for magicians but feared they might eventually fight on opposing sides.
• Yunyi returned to Mayumi Saegusa’s bedside after she mistook his trip downstairs for a late-night departure, and they went back to sleep together.
• Yunyi considered contacting the American military’s upper ranks because Gu Jie might be hiding on a military base or connected to the military.

Yunyi tested a gravity spell and then studied the physics behind it, while teasing Miyuki Shiba about her brother’s possessiveness. Lina asked to speak with him, and they arranged to meet at Yunyi’s place that evening.

• Yunyi tested his gravity spell in the simulated combat room, increasing the cylinder’s weight fiftyfold and compressing it, but he remained dissatisfied with the result.
• Mayumi Saegusa teased Yunyi about his poor theory grades, and he tickled her until she begged him to stop.
• Yunyi returned to class and began studying gravity magic and physics, surprising Miyuki Shiba.
• Yunyi told Miyuki that Tatsuya’s feelings for her were possessive, then teased her about their relationship until she fled the classroom.
• Lina approached Yunyi during lunch and arranged to talk with him at his place that evening.

Yunyi joined the Student Council members for lunch, where they discussed the Thesis Competition and Tatsuya's possible role as an assistant. Mari reminded Yunyi to find a replacement for Morisaki on the disciplinary committee, and Yunyi's teasing left her furious and her lunch scattered.

• Lina reminded Yunyi that it was lunchtime, and he invited Miyuki Shiba and the others to eat with him.
• Yunyi told Miyuki Shiba that Tatsuya was covering Morisaki's disciplinary committee duties while Morisaki was on leave.
• Kei Isori revealed that Ichihara had submitted a candidate for the Thesis Competition's final assistant position, and Miyuki guessed that the candidate was Tatsuya.
• Mari Watanabe asked Yunyi to find someone to replace Morisaki, but Yunyi teased her about her boyfriend until she accidentally knocked her lunch everywhere.

Yunyi expanded the understaffed Public Morals Committee by recruiting Kanon Chiyoda, Mikihiko Yoshida, and Lina, whom he pressured with a bet she owed him. After Tatsuya Shiba took the new members to the committee office, Yunyi reconsidered applying to use the simulated combat room because he could not guarantee he would control his magic.

• Yunyi cleared the food Mari Watanabe had spilled and directed her to recommend candidates for the Public Morals Committee.
• Mari recommended Kanon Chiyoda, and Yunyi also proposed Mikihiko Yoshida and the transfer student Lina.
• After school, Yunyi brought Lina to the Student Council room, where she agreed to join rather than honor her embarrassing bet.
• Yunyi welcomed Kanon, Mikihiko, and Lina to the committee, and Tatsuya took them to the committee office.
• Yunyi asked Azusa Nakajo to help him apply to use the simulated combat room, then reconsidered when he admitted he might not control his magic.

Yunyi set aside his magic experiment and reviewed the Public Morals Committee’s records, uncovering problems among members recommended by teachers. He dismissed Isao Sekimoto for his conduct and left the other members to consider how he would lead the committee.

• Yunyi agreed to postpone developing his magic after Mayumi Saegusa warned him not to damage another combat room and to consider Azusa Nakajo’s position as Student Council president.
• Yunyi returned to the Public Morals Committee office and discovered that teacher-recommended members had mishandled conflicts involving Course 2 Students and disputes between the courses.
• Mari Watanabe joined Yunyi as he reviewed recordings and agreed that members who still acted superior to others should not remain on the committee.
• Yunyi identified Isao Sekimoto as one of the problematic members and used his Kotodama Curse to make him surrender his recorder and armband and leave.
• Mari Watanabe reassured the remaining committee members and told them they could go home.

Yunyi hosted Lina for dinner at his home, where she told him Colonel Virginia wanted to meet him. He agreed to meet her, provided she would not try to persuade him to naturalize, then returned to the living room and faced questions from the Saegusa twins.

• Yunyi left school with Lina and Mayumi Saegusa, and Lina was surprised to learn that Mayumi was Yunyi's girlfriend.
• At Yunyi's home, Lina met Kasumi Saegusa and Izumi Saegusa while Mayumi chatted with her about Yunyi's time in America.
• Yunyi cooked Dragon Country dishes for everyone, and Kasumi and Izumi persuaded him to cook for them more often.
• Lina told Yunyi that Colonel Virginia wanted to meet him, and Yunyi agreed while warning that he would not naturalize.
• After Lina left, Kasumi and Izumi grabbed Yunyi and demanded to know why Lina seemed close to him, while Mayumi struck the twins.

Yunyi arranged protection for the Thesis Competition participants and investigated a suspicion that Zhou Gongjin was preparing to disrupt the event. Reports of gruesome attacks revealed that Gu Jie and Zhou Gongjin had brought Parasites to Japan, and Yunyi warned Mayumi that trouble was coming.

• Mayumi Saegusa scolded Yunyi and the Saegusa sisters, then sent Kasumi and Izumi to bed.
• A month later, Suzune Ichihara invited Tatsuya Shiba to join the Thesis Competition as a support member, and he accepted.
• Yunyi assigned Lina to protect Suzune and arranged other guards for the competition participants.
• Suspecting Zhou Gongjin and the Old Black Bug were plotting against the competition, Yunyi ordered his contacts to monitor attacks and watch Zhou Gongjin.
• Yunyi learned that victims in Tokyo and nearby areas had been found drained of blood, concluded that Gu Jie and Zhou Gongjin had brought Parasites to Japan, and ordered further searches.
• Yunyi warned Mayumi to watch incoming information because their peaceful days might soon end.

Yunyi warned Mayumi Saegusa that someone connected to Gu Jie might cause trouble during the Thesis Competition, while Lina received orders to hunt a large group of Parasites in Tokyo. Zhou Gongjin was told to approach the Saegusa Family, and Tatsuya Shiba learned that STARS members were in Tokyo and suspected their operation involved Yunyi.

• Yunyi warned Mayumi Saegusa to watch intelligence reports for signs of a plot connected to Gu Jie, but no suspicious reports arrived at first.
• Lina received orders to hunt the Parasites in Tokyo and assigned Claire and Rachel to support her while Sylvia coordinated intelligence.
• Zhou Gongjin told Gu Jie that the possessed had begun operating in Japan and that the Union team had been reassigned to India.
• Gu Jie ordered Zhou Gongjin to approach the head of the Saegusa Family and use him to pressure Yunyi, and Zhou Gongjin accepted despite fearing capture.
• Hayama told Tatsuya Shiba that STARS members were in Tokyo and asked him and Miyuki Shiba to seek information from Yunyi.
• Tatsuya Shiba agreed to speak with Yunyi and wondered whether the American transfer student Angelina, or Angie, was connected to STARS.

Tatsuya Shiba suspected that Lina was Angie Sirius and wondered whether the American military had sent her to approach Yunyi. As Zhou Gongjin recruited Isao Sekimoto and Chiaki Hirakawa to gather information at First High, Yunyi learned of their betrayal and stopped Mayumi Saegusa from arresting them immediately.

• Tatsuya Shiba told Miyuki Shiba that Lina might be Angie Sirius, and Miyuki considered how well Lina knew Yunyi.
• Tatsuya Shiba helped Suzune Ichihara prepare for the Thesis Competition while Isao Sekimoto resented losing his place and being expelled from the Public Morals Committee.
• Zhou Gongjin persuaded Isao Sekimoto to steal information about First High's thesis and planned to use the upcoming demonstration as his opportunity.
• Zhou Gongjin recruited Chiaki Hirakawa, who agreed to watch the contestants because she hated Yunyi over her sister's setback and his scolding.
• Zhou Gongjin questioned why the Saegusa Family had not acted on the materials he sent and wondered what relationship they had with Yunyi.
• Yunyi received intelligence about the student informants and stopped Mayumi Saegusa from immediately arresting Isao Sekimoto and Chiaki Hirakawa.

Yunyi warned Mayumi and the Shiba siblings that the Parasites were likely connected to Blanche’s plans, prompting them to prepare to hunt the possessed people. Meanwhile, Zhou Gongjin redirected his operatives toward Kei Isori after Lina repelled an attack on Suzune, and Yunyi asked Lina to keep guarding her and draw attention if another attack occurred.

• Yunyi told Mayumi that the Parasites might be a smokescreen for Blanche’s attempt to establish a base in Japan, and Mayumi agreed to warn students to avoid going out alone at night.
• Yunyi and Mayumi briefed Tatsuya and Miyuki, and Katsuto confirmed the Parasite threat and arranged for the Jumonji Family to search Tokyo for possessed people.
• Tatsuya agreed to help and contact Fumiya, while Yunyi explained to Mayumi that Miyuki was reluctant to put Tatsuya in danger.
• Zhou Gongjin learned that Lina had defeated his operatives sent after Suzune and ordered them to make Kei Isori their primary target instead.
• Lina reported the attack to Yunyi, who asked her to keep protecting Suzune and make more noise if another attack helped draw attention to the Parasite hunt.

Yunyi dealt with Kasumi and Izumi’s attempt to avoid Mayumi’s theory test before meeting Miyuki alone to discuss the Parasites. Miyuki asked him to keep Tatsuya out of the incident, revealing that she feared she would lose her brother if he became involved.

• Kasumi and Izumi begged Yunyi to protect them from Mayumi’s theory test, and Mayumi ultimately postponed it while warning them about their entrance exam results.
• Mayumi asked Yunyi about Rin, then teased him with the new clothes she had bought.
• Miyuki called Yunyi the next morning and arranged to meet him without Tatsuya’s knowledge.
• At the café, Miyuki asked Yunyi not to involve Tatsuya in the Parasite incident, but Yunyi explained that Tatsuya was already connected to the investigation.
• Miyuki admitted that she had a bad feeling and feared she would lose Tatsuya if he got involved.