Chapter Summaries

On the way to Advanced Nurturing High School, Kazami Saku gained an Emotion Points system and a strange trait that let him copy abilities when someone called him “Big Brain.” After helping an elderly woman on the bus, he made Kushida Kikyo say the name and copied her expert typing skill, leaving her unsure what to make of him.

• Kazami Saku discovered that collecting Emotion Points could unlock random traits, and received the Big Brain trait as a beginner gift.
• An office lady challenged a blond boy sitting in a priority seat to give it to an elderly woman, but he refused.
• Kazami Saku gave his seat to the elderly woman, prompting Kushida Kikyo to thank him and introduce herself.
• Kazami Saku insisted Kushida Kikyo call him “Big Brain,” earning Emotion Points when she reacted with confusion and disbelief.
• Kushida Kikyo finally said “Big Brain,” and Kazami copied her Typing Lv3 ability.

Kazami Saku arrived at Advanced Nurturing High School, met his Class D classmates, and used his bizarre nickname request to copy Kiyotaka Ayanokoji’s mathematics ability. He left class with Ayanokoji treating him as a close friend and Suzune Horikita bewildered by them both.

• Kikyo Kushida stayed friendly with Kazami on the bus despite his strange request, and he decided not to keep provoking her for Emotion Points.
• At the school gates, Kazami watched Suzune Horikita confront Kiyotaka Ayanokoji about staring at her on the bus.
• Kazami found that he, Horikita, Ayanokoji, Kikyo Kushida, and the blond student from the bus were all in Class D.
• Ayanokoji introduced himself to Kazami, who solemnly asked to be called Big Brain, earning five Emotion Points from Horikita.
• Ayanokoji called Kazami Big Brain, and Kazami copied Ayanokoji’s Mathematics lv4 ability before declaring them close friends.

Class D’s students introduced themselves, and Kazami Saku stunned the class by asking everyone to call him “Big Brain.” Chabashira Sae arrived as homeroom teacher, interrupting the awkward silence and turning the class’s attention to her.

• Hirata organized the students’ introductions, and Kushida said she hoped to make friends with everyone.
• Koenji introduced himself with an arrogant speech, while Ike joked about finding a girlfriend and Yamauchi bragged about his abilities.
• Ayanokoji gave a brief, understated introduction before Kazami stood and asked his classmates to call him “Big Brain.”
• A red-haired boy kicked a desk and complained that the introductions were boring, but Chabashira entered and introduced herself as Class D’s homeroom teacher.

Kazami Saku drew the attention of Class D by asking to be called Big Brain, then learned the school’s rules and generous point system. As he headed to the entrance ceremony, Horikita Suzune criticized his choice, but he decided to keep the nickname and endure the embarrassment.

• Kazami Saku watched Emotion Points rise as his classmates whispered about his Big Brain nickname.
• Chabashira Sae explained that students could not contact the outside world and gave them phones with one hundred thousand points each month.
• Chabashira Sae told Class D to assemble for the entrance ceremony, and students left the classroom while sneaking glances at Kazami Saku.
• Horikita Suzune compared Kazami Saku’s expression to a deflated balloon left by the roadside and criticized him for choosing to become a target of ridicule.
• Kazami Saku told Horikita Suzune he would follow his choice to the bitter end, while Kushida Kikyo overheard their conversation.
• Horikita Suzune left to catch up with the group, and Kazami Saku resolved to continue using the Big Brain nickname.

After the entrance ceremony, Kazami Saku went shopping with Kiyotaka Ayanokoji and ran into Suzune Horikita. Ayanokoji’s awkward comment enraged Horikita, leaving Kazami astonished by his classmate’s boldness.

• Kazami Saku attended the entrance ceremony with Class D and noticed the striking students from the other classes.
• After the ceremony, Kazami Saku invited Kiyotaka Ayanokoji to shop with him, and Ayanokoji agreed.
• Kazami Saku encountered Suzune Horikita in the shopping district and joked that they were destined to meet, earning more Emotion Points when she dismissed him.
• Kiyotaka Ayanokoji offered Suzune Horikita a razor with an inappropriate remark, and she hit him and stormed away.
• Kazami Saku praised Ayanokoji as the strongest new student, while Ayanokoji remained confused about what he had done wrong.

Kazami Saku helped clean up after a convenience-store confrontation and settled into his luxurious dorm, then watched Class D descend into disorder. When Ayanokoji suggested he take photos to accompany his handwritten letters home, Kazami refused, and Horikita told him to rein in his behavior.

• Kiyotaka Ayanokoji paid for Ken Sudō's groceries after Sudō realized he had left his phone in the classroom, then helped clean up after a confrontation with upperclassmen.
• Kazami Saku approached Suzune Horikita, who criticized Ayanokoji's offensive remarks before walking away.
• Kazami returned to his spacious dorm room and admired its upscale furnishings and amenities.
• Over the first few days, Kazami saw the hands-off teachers' lessons become increasingly chaotic as Class D students played games, read magazines, and talked loudly.
• Kazami told Ayanokoji he was writing letters to his family to save until graduation, but refused Ayanokoji's suggestion to take campus photos because they might reveal his school life.
• Suzune Horikita overheard them and told Kazami that he should rein in his behavior if he knew his actions were irresponsible.

Kazami Saku and Kiyotaka Ayanokoji went to the schoolwide club recruitment event, where Suzune Horikita unexpectedly joined them and reacted tensely to seeing her older brother, Manabu Horikita. Before leaving, she pointed the two boys toward the intimidating Karate Club, suggesting its upperclassmen would give them plenty of “love.”

• Kazami Saku invited Kiyotaka Ayanokoji and Suzune Horikita to the club recruitment event, and Ayanokoji agreed while Horikita initially refused.
• Horikita followed Kazami and Ayanokoji after school, claiming Kazami had begged her to come, and Kazami called her a tsundere before backing down at her glare.
• Kazami, Ayanokoji, and Horikita reached the auditorium and watched Student Council president Manabu Horikita explain the requirements for joining the council.
• Horikita grew quiet after seeing Manabu, then decided to leave and suggested Kazami and Ayanokoji visit the Karate Club.
• Kazami understood that Horikita meant the muscular upperclassmen would rough them up, briefly considered copying their abilities, and dismissed the idea.

Kazami Saku refused to help Kikyo Kushida get closer to Suzune Horikita, but gave in when Kushida pleaded with him. After Kanji Ike and Haruki Yamauchi caught them holding hands, Kazami staged a theatrical farewell that stirred up the classroom and earned him Emotion Points.

• Kazami Saku and Kiyotaka Ayanokoji turned down Suzune Horikita's suggestion to join a demanding sports club.
• Kikyo Kushida asked Kazami Saku to help her become friends with Suzune Horikita, but he initially refused.
• Kushida took Kazami's hand and pleaded until he agreed to help her.
• Kanji Ike and Haruki Yamauchi saw Kazami and Kushida holding hands and angrily confronted them.
• Kazami knelt and told Kushida, "Beautiful lady, please await my triumphant return," provoking the two boys and drawing their classmates' attention.

Kazami Saku escaped Ike and Yamauchi after provoking them, then struggled to arrange an outing that would bring Kikyo Kushida and Suzune Horikita closer. Horikita finally agreed to visit the Tresche Café with Kazami and Ayanokoji, though she promised to stay only briefly.

• Kazami Saku fled from Kanji Ike and Haruki Yamauchi as they chased after him, shouting that their dispute was not over.
• Kikyo Kushida fumed over Kazami's daring hand-kissing gesture but decided to tolerate it while he worked on helping her befriend Suzune Horikita.
• Kazami Saku approached Suzune Horikita and invited her to go out after school, but she rejected him before he could finish asking.
• Suzune Horikita rejected Kazami's invitation to the Tresche Café and suggested he go with Kiyotaka Ayanokoji instead.
• Kazami Saku pleaded that the café would feel awkward for two boys alone, and Suzune Horikita agreed to come for one cup of coffee before leaving.

Kazami Saku brought Suzune Horikita and Kiyotaka Ayanokoji to a café to help Kikyo Kushida get closer to Horikita, but Kushida’s attempts failed. Horikita confronted Kazami afterward, chased him down, and punched him, leaving him determined to stay out of Kushida’s plans.

• Kazami Saku, Suzune Horikita, and Kiyotaka Ayanokoji met Kikyo Kushida at the Paresa Café, where Kazami tried to smooth over the awkward gathering.
• Horikita ordered an Americano, ignored Kushida’s efforts to talk, and left after finishing her drink, ending Kushida’s attempt to befriend her.
• Horikita confronted Kazami outside the café and accused him of arranging the meeting rather than encountering Kushida by chance.
• Kazami fled when Horikita threatened to beat him, but Horikita caught up despite his full-speed sprint.
• Kazami invented a curse to stop Horikita from touching him, but she punched him in the back, and he resolved not to help Kushida approach her again.

Horikita Suzune beat up Kazami Saku after he had deceived and provoked her, while Chabashira Sae briefly interrupted their scuffle. Back in his dorm, Kazami trained his H Book Appreciation and H Website Exploration skills, hoping to resist Kushida’s influence next time.

• Chabashira Sae found Horikita Suzune and Kazami Saku scuffling, heard Kazami’s bizarre excuses, and told them not to take it too far before leaving.
• Horikita resumed the fight, easily overpowering Kazami until Kiyotaka Ayanokoji arrived after his shopping and asked if he was all right.
• Kazami told Ayanokoji that Horikita had held back when she beat him before, and Ayanokoji quietly agreed with the comparison.
• Kazami studied H Book Appreciation lv2 and H Website Exploration in his dorm, watched their experience bars rise, and resolved to resist Kushida’s requests more firmly.

Kazami Saku defended Sakura Airi from Haruki Yamauchi’s boasting and later received a quiet thank-you from her. On the way back to the dorms, Suzune Horikita teased Kazami about being too foolish to inherit his family’s shop, while he wondered about Kushida’s persistence with her.

• Haruki Yamauchi bragged that Sakura Airi had a crush on him, and Kazami Saku called him out for making things up about her.
• Yamauchi accused Kazami of jealousy, but Kazami insulted him until the class laughed and Yamauchi backed down.
• Sakura Airi thanked Kazami after class, then hurried away before he could say much.
• Kazami met Kiyotaka Ayanokoji and Suzune Horikita on the way to the dorms and said he had no intention of taking over his family’s shop.
• Horikita repeatedly called Kazami an idiot, and he protested that she had misunderstood his reasons for not inheriting the business.
• Kazami thought about Kushida continuing to befriend Horikita and hoped the two would not become a couple.

Kazami Saku warned Kei Karuizawa and the other girls that a swimsuit would turn transparent when wet, then gained Chiaki Matsushita’s violin ability after asking her to call him “big brain.” At pool class the next day, the boys planned to rank the girls’ figures, while Suzune Horikita warned Kazami not to join them.

• Kei Karuizawa and the Class D girls chose swimsuits at Keyaki Mall, and Kazami Saku warned them that one design became transparent when wet.
• Kei Karuizawa and Chiaki Matsushita called Kazami “big brain,” and his system acquired Women's fashion appreciation Lv2 and Violin Lv3.
• The girls picked their swimsuits and left Kazami, and pool class began the following day.
• Haruki Yamauchi proposed that the boys bet on their rankings of the girls’ figures, and Kanji Ike tried to recruit Kiyotaka Ayanokoji.
• Suzune Horikita warned Kazami not to join the boys, and he insisted that he was not involved.

At the swimming pool, Kazami Saku teased Suzune Horikita and Kikyo Kushida with a crude joke, then went to talk with Sakura Airi. Haruka Hasebe caught him staring at Sakura and called him out, leaving Kazami to make an awkward excuse.

• The boys complained when the girls first appeared in regular clothes, then admired Kikyo Kushida and the other girls in swimsuits.
• Kazami Saku complimented Suzune Horikita, who told him to keep his distance and traded blunt remarks with him.
• When Kikyo Kushida joined them, Kazami invented a bet about her arrival and claimed Suzune had lost, earning emotion points from both girls and angering them.
• Kazami fled to the second-floor stands and greeted Sakura Airi.
• Haruka Hasebe pretended to call security over Kazami staring at Sakura, then accused him of looking like a pervert.
• Kazami denied staring and awkwardly claimed he was admiring the tailoring of Sakura's uniform.

Kazami Saku and Haruka Hasebe’s horseplay during swimming class earned them extra training and cleanup duty. While they cleaned the empty swimming hall, Kazami accidentally lifted Hasebe’s skirt and struck her chest as he panicked, and Sakura Airi arrived to witness the awkward scene.

• Haruka Hasebe teased Kazami Saku for staring at her and Sakura Airi, then chased him with a broom after he insulted her.
• A swimming teacher stopped their horseplay and assigned Kazami extra swimming practice while Hasebe had to help clean the facility.
• While cleaning, Kazami’s mop accidentally lifted Hasebe’s skirt, and his panicked movements led to him striking her chest with his hand.
• Sakura Airi arrived with clean towels and caught Kazami and Hasebe in an awkward pose.

Kazami Saku added Hasebe and Sakura to his circle of friends after a chaotic cleaning session, then stopped Kamuro Masumi from stealing fruit wine and invited her to tea. Kamuro accepted, joking that tea with a beautiful girl should cost money, and led him toward the street.

• Sakura Airi walked in on Kazami Saku and Hasebe during an awkward cleaning mishap, then helped them finish cleaning the indoor pool.
• Hasebe chased Kazami Saku with a broom after he teased her, and the three formed a group chat named Humble Kazami's Little Group.
• At the convenience store, Kazami Saku caught Kamuro Masumi slipping fruit wine into her jacket and quietly warned her instead of reporting her.
• Kamuro Masumi admitted she stole for fun, and Kazami Saku advised her not to risk her future for the thrill.
• Kazami Saku invited Kamuro Masumi to have tea, and she accepted while joking that he would have to pay for her company.

Kazami Saku met Kamuro Masumi for tea and used teasing bargains and pestering to earn her name and get her to call him Big Brain. Hoping to curb her shoplifting by keeping her occupied with drawing, he asked her to teach him, but when she refused, he threatened to report her plans to steal from the convenience store.

• Kamuro Masumi ordered a parfait and coffee, and Kazami Saku asked her name in exchange for an outrageous offer of points, measurements, and contact information.
• Kamuro gave Kazami her name, then demanded his in return; he refused and called her a bad woman while offering the nickname Big Brain instead.
• Kamuro recognized Kazami as a famous student from Class D and eventually called him Big Brain, earning him Emotion Points and a Drawing ability.
• Kazami asked Kamuro to teach him drawing because he hoped to keep her occupied and discourage her from stealing, but she refused payment in points.
• Kazami threatened to report Kamuro for planning to steal from the convenience store if she would not teach him.

Kazami Saku visited Kamuro Masumi for their first drawing lesson after persuading her to teach him, but his bold, terrible homework left her speechless. Kamuro tore up his drawing and offered to spare his life as his reward.

• Kamuro Masumi agreed to teach Kazami Saku to draw after he pressured her into it.
• A week later, Kazami arrived at Kamuro’s apartment, where she threw salt at him before letting him inside.
• Kamuro asked to see Kazami’s homework, and he proudly showed her the drawing he had completed.
• Kamuro was shocked by Kazami’s drawing and tore it into pieces, calling it trash.
• Kazami asked for a reward for finishing his assignment, and Kamuro said she would spare his life.

Kazami showed off his unexpectedly strong academic ability during a quiz, while Ayanokoji pretended to be worried about his grades. When May’s monthly points failed to arrive for Class D, Kazami was the last to notice, leaving Horikita exasperated.

• Kamuro forced Kazami to keep painting until she kicked him out of her room in the late afternoon.
• Chabashira-sensei gave the class an ungraded quiz, and Kazami quickly answered questions using the abilities he had copied from Ayanokoji and Matsushita.
• Horikita discussed the quiz’s difficult final questions with Kazami and questioned his sudden interest in studying, while Ayanokoji played along with Kazami’s claim that he cared about grades.
• When May began, Class D discovered that none of its students had received their monthly 100,000 points.
• Horikita asked Kazami about his points, and he admitted he had only just checked because he had stayed up gaming and was still half asleep.

Chabashira-sensei revealed that Class D had lost all its Class Points because of hundreds of recorded violations and warned that only Class A graduates received the best opportunities. After posting the quiz results, she announced that the midterm exams would affect Class Points and that anyone who failed would be expelled.

• Chabashira-sensei announced that Class D had zero Class Points, displayed the class rankings, and explained that the school rewarded merit and reserved the best post-graduation resources for Class A.
• After Yosuke Hirata asked what had cost them their points, Chabashira-sensei revealed that Class D had accumulated hundreds of violations.
• Chabashira-sensei posted the quiz results, where Rokusuke Koenji scored 90 and Kazami Saku ranked first with 100, shocking the class and Horikita.
• Kazami Saku teased Yamauchi over his reaction to the scores and gained Emotion Points from him and other students.
• Chabashira-sensei warned that midterm results would change Class Points and that any student who failed would be expelled.