Chapter Summaries

Su Yang confronted the Nakano sisters about their prolonged school absences and warned them that they could be expelled. He revealed that he was the Student Council President on approved leave to bring them back to school, while Yotsuba’s questions exposed which sisters had impersonated May to check in.

• Nino sent her sisters into the room and stayed behind with Su Yang, keeping a phone call to Ichika connected because she feared he might be dangerous.
• Su Yang showed the sisters a Student Council document warning that their continued absences would lead to immediate expulsion.
• Nino questioned why Su Yang was delivering the warning and pointed out that he often skipped school too.
• Su Yang explained that he had attended class all week and produced an approved leave form authorizing him to persuade the sisters to return to school.
• Yotsuba discovered that Su Yang was the Student Council President and asked whether Nino and Miku knew, revealing that they and May had impersonated May to check in, while Yotsuba and Ichika had not.

Su Yang visited the Nakano sisters and explained that he had come to get them back to school, tutor them, and make amends to May. The sisters learned that he would be their new private tutor, though Nino remained hostile toward him.

• Miku confirmed that Su Yang had been elected Student Council President, undermining Nino's attempt to portray him as a villain.
• Su Yang visited the Nakano residence and gave the sisters three days to return to school before they risked expulsion.
• Su Yang announced that he would replace their fired private tutor and teach each sister according to her abilities.
• Su Yang said he wanted to compensate May for what had happened and help the sisters continue attending school normally.
• The sisters looked to May after Su Yang explained that her wish to keep them in school had motivated his offer.

May rejected the idea of being Su Yang’s backup, while the Nakano sisters discussed whether to accept him as their tutor. At Shuchiin Academy, Kaguya reviewed plans to notify Tokisaki Kurumi and Ayanokoji Kiyotaka about returning to school; the Nakano sisters accepted Su Yang’s tutoring but still faced expulsion over skipping classes.

• May refused to be treated as Su Yang’s backup, and the sisters relaxed when they heard her answer.
• Su Yang left the room so the Nakano sisters could talk, but he overheard their conversation drifting into jokes and personal preferences.
• At Shuchiin Academy, Chika said she felt someone was thinking about her, while Kaguya considered how to notify Tokisaki Kurumi and Ayanokoji Kiyotaka about coming to school.
• Ichika told Su Yang that the Nakano sisters had agreed to let him tutor them.
• Su Yang asked the sisters how they would address their absences and the risk of being expelled, and they worried about their father losing face while one sister said she did not want to attend school.

Su Yang visited the Nakano quintuplets to help them study, but Nino prepared suspicious cookies to get revenge on him. He discovered her plan and signed in at the quintuplets’ restroom.

• The Nakano quintuplets agreed to let Su Yang tutor them rather than ask their father for help.
• Nino went to make cookies for Su Yang, while Ichika invited him inside and asked whether he was still dating Fujiwara Chika.
• Su Yang said he and Fujiwara Chika had broken up and that he planned to focus on studying during high school.
• Nino served Su Yang pepper-covered cookies and pointed him toward the restroom when he asked to use it.
• Su Yang realized Nino had drugged the cookies and received a Silver sign-in at the Nakano quintuplets’ restroom.

Su Yang completed a Silver-level sign-in and received an apartment before returning to find the five sisters acting suspiciously. Nino had secretly put sleeping medicine in his tea, and Su Yang suspected May knew about her plan.

• Nino told the sisters that the cookies contained sleeping pills and said they would use them to help May vent her anger.
• May agreed not to tell Su Yang, while Nino secretly revealed that the cookies held only white pepper and the sleeping medicine was in his tea.
• Su Yang completed his sign-in and received a 200-square-meter apartment at Room 007, 13th Floor, No. 233 Beika Street.
• Su Yang returned from the restroom and noticed the sisters had abruptly fallen silent and sat upright.
• Su Yang saw that May had not joined in and suspected Nino had already told her about the plan to drug him.

Su Yang suspected Miku had pretended to be May and wanted to speak with her alone later. Meanwhile, Nino tried to feed him cookies laced with sleeping pills, but he noticed the quintuplets’ unusual interest and left the outcome unresolved.

• Su Yang considered whether May would try to stop him and suspected Miku had taken May’s identity to attend class.
• Su Yang returned to the table and asked May for paper and a pen so he could assess the sisters’ academic skills.
• Nino tried to distract Su Yang from teaching and steer him toward the coffee and cookies she had prepared.
• Su Yang picked up a cookie as May and her sisters watched, but he paused before eating it.
• Su Yang pointed out that all five sisters seemed eager to see him eat the cookie, leaving them stiff with surprise.

Su Yang confronted the Nakano sisters about the cookies, and Nino denied drugging them despite her sisters' knowing she had. The chapter ended with Nino swearing that she would stay single for life if she had drugged them, while May worried about the oath.

• Ichika tried to explain that the sisters wanted to make up for their earlier attitude toward Su Yang.
• Su Yang asked why the cookies had been drugged, and the sisters looked toward Nino.
• Nino denied drugging the cookies and accused Su Yang of being paranoid.
• Su Yang demanded that Nino swear she had not poisoned them, and Nino agreed to swear she would stay single for life if she had.
• Yotsuba tried to stop Nino from swearing, but Miku covered her mouth at Nino's order.
• Nino made the oath, leaving May uneasy.

Su Yang saw through Nino’s attempt to drug him and avoided drinking the coffee. Nino knocked the cup from Ichika’s hand, revealing that the coffee had been drugged.

• Su Yang ate Nino’s cookies without any ill effects, confusing the five sisters.
• Nino pushed coffee toward Su Yang, but he refused to drink it and asked Ichika to test it for poison.
• Ichika picked up the coffee, teasing Su Yang as she prepared to drink it.
• Nino knocked the cup from Ichika’s hand, and the sisters realized she had drugged the coffee.

Su Yang caught Nino’s attempt to drug him and began assessing the quintuplets’ academic levels. After collecting their tests, he left, saying he would return the next day with teaching materials suited to them.

• The sisters realized Nino had deceived them about which food and drink were drugged.
• Su Yang told the quintuplets to clean the table and begin studying.
• Su Yang wrote a set of questions, and Yotsuba used the printer to make copies for everyone.
• The quintuplets completed the questions while Su Yang worked through a calculus derivation.
• Su Yang collected the tests, told the sisters he would prepare tailored materials, and left their home.

After Nino admitted she had drugged Su Yang’s coffee, the sisters dropped their plans for revenge. Miku discovered that Su Yang had left the same invitation on the back of all five test papers, and realized he had been trying to get any one of them to meet him.

• Nino explained that she had switched the drug from the cookies to the coffee to fool Su Yang, and apologized when her plan failed.
• May dismissed the dispute and asked Nino to make cookies, ending the sisters’ argument.
• Ichika wondered whether Su Yang disliked her most because he had made Nino test the coffee for poison.
• Miku inspected the unmarked test papers and found a note from Su Yang inviting the recipient to meet him across the street within two hours.
• Miku checked the other four papers and found the same note on each, realizing Su Yang had cast a wide net while seeming to watch her.

Miku noticed Su Yang waiting across the street after finding his message on her test paper, but she tried to ignore him. More than an hour later, he was still there, and Miku saw Ichika leave her room in a different outfit.

• Miku read Su Yang's note saying he would wait across the street for two hours and saw him standing below.
• Miku hung up the laundry and noticed Ichika's black lace underwear among the clothes.
• After listening to music for an hour, Miku returned to the balcony and saw Su Yang still waiting by a streetlamp.
• Miku went back inside and saw Ichika leave her room wearing an off-the-shoulder outfit.

Miku wondered whether Su Yang was a scumbag for asking three girls out at once, then waiting in the rain for hours. After seeing that he did not follow her when she went to the convenience store, she returned home still puzzled by his behavior.

• Miku asked Ichika whether a man who invited three girls out at once and waited hours in the rain was a scumbag, and Ichika said she might go see him.
• Miku left the apartment to buy red bean buns for May and MSG for Nino while Su Yang waited across the street.
• Miku noticed Su Yang did not follow her to the convenience store and realized she had been distracted while shopping.
• Miku returned to find Su Yang still waiting across the street, and she wondered why his behavior made her feel strange.

Su Yang waited outside the apartment until Miku came downstairs, then persuaded her to talk at a café near the station. Ichika saw them leave together and borrowed Nino’s wig to impersonate May as she followed her curiosity.

• Su Yang waited outside the apartment, hoping one of the quintuplets would notice his message on the test paper.
• Miku walked past Su Yang toward a convenience store, then returned to meet him after he waited.
• Su Yang invited Miku to talk at a café near the station, and she followed him there.
• Ichika spotted Miku leaving with Su Yang from the balcony and decided to investigate.
• Ichika asked Nino to lend her the wig she used to impersonate May, and Nino agreed.

Su Yang explained to Miku that he had been intimate with people impersonating May, though he could not tell which sister he had been with. Ichika arrived dressed as May and overheard him, and the chapter ended with Miku and Su Yang both mistaking her for someone else.

• Su Yang ordered a spread of desserts to test whether the person before him was May, and Miku refused the food.
• Su Yang apologized for possibly wronging Miku and explained that he had been intimate with May but learned she had never gone all the way with him.
• Ichika entered the café dressed as May and was shocked to hear Su Yang's revelation.
• Miku mistook Ichika for May, while Su Yang mistook her for Nino.

Su Yang tried to identify the disguised quintuplet, but Ichika and the real Miku both confused him. He explained that he was investigating the sisters because May had skipped class, leaving Ichika and Miku to hear that one of them had a connection to him.

• Su Yang explained that he had mistaken Ichika for Nino because she ordered milk tea and did not act like May’s famously hungry self.
• Su Yang reasoned that Nino might have seen his handwriting while cleaning up the sisters’ test papers, but Ichika did not know what papers he meant.
• Su Yang ruled out Nino and asked whether the disguised girl was Ichika, Yotsuba, or Miku, while failing to recognize that the real Miku was present.
• Ichika claimed to be Miku, and Su Yang admitted he could not tell the sisters apart before asking them to sit down.
• Su Yang told Ichika and Miku that he was trying to persuade truant students to return to class and had found May skipping school to eat buns.
• Su Yang said that aside from May, one of the sisters had something to do with him.

Su Yang questioned Miku about which sister had pretended to be May, and Miku chose to keep the truth buried. He left after promising not to bother either sister, while Miku and Ichika returned to their apartment with cake and milk tea.

• Su Yang guessed that Miku had pretended to be May because she valued the sisters' relationship, and Miku asked what he would do if he found that sister.
• Su Yang said he would pursue her and make things up to her, so Miku admitted she wanted to leave the past alone and blamed May for claiming they were already in a relationship.
• Su Yang confirmed Miku was the real Miku, promised not to bother her or May, and said he would teach the sisters from elementary school textbooks after revealing their highest score was twenty.
• Su Yang paid the bill and left, while Miku and Ichika packed the cake and milk tea and walked back to the apartment.
• Miku told Ichika to go upstairs first because she could not tell which sister she was, and Ichika asked whether Miku had been the one who pretended to be May.

Miku asked Ichika to keep her connection to Su Yang secret, and Ichika covered for her with the others. The next morning, Su Yang arrived to tutor the quintuplets but found only Yotsuba there.

• Miku admitted to Ichika that she had pretended to be May and asked her to keep it secret.
• Ichika asked the others to hide the truth from Miku, then collected the test papers and brought them to her room.
• Miku returned with May's red bean buns, while the sisters privately wondered which of them had a relationship with Su Yang.
• Su Yang arrived at the apartment at ten to tutor the quintuplets, but only Yotsuba came to greet him.
• Su Yang asked where the others were, and Yotsuba answered with an embarrassed expression.

Su Yang visited the quintuplets’ apartment with Yotsuba and planned to wake the sisters and help them with breakfast. He gave Yotsuba a key card to an apartment as a possible source of money, and she mistook the gift for a marriage proposal.

• Yotsuba showed Su Yang the rooms and explained that Nino was out shopping for the supermarket’s discount day.
• Su Yang learned that the sisters had grown used to saving money after their family’s finances improved.
• Su Yang checked on Ichika, Miku, and May, then offered to make breakfast while they waited for Nino to return.
• Su Yang gave Yotsuba a key card to an apartment and told her she could sell it if she needed money.
• Yotsuba excitedly asked Su Yang whether he was proposing to her.

May came downstairs after hearing a commotion and learned that Su Yang had bought the apartment next door to make tutoring and storing teaching materials easier. Yotsuba apologized for mistaking his key card gift for a marriage proposal, and Su Yang noticed that she seemed to view him favorably.

• May came downstairs and accused Su Yang of doing something to Yotsuba, but he denied it.
• May asked about the key card, and Su Yang explained that he had bought the apartment next door for easier access and storage for tutoring materials.
• Yotsuba explained that she had mistaken the apartment gift for a marriage proposal because she thought married couples needed a home together.
• Su Yang sent May to wash up before making breakfast, and Yotsuba apologized for misunderstanding him.
• In the kitchen, Su Yang remarked that Nino liked cooking and cared about her sisters, and Yotsuba agreed.

Su Yang cooked omurice for the Nakano sisters and explained that Nino’s well-used, clean cooking tools showed how much she cared for her family. When Nino arrived, she found he had prepared breakfast for her too and decided to cook a meal for him in return.

• Su Yang told May that Nino’s clean stove and well-used cookware showed she liked cooking for people she cared about.
• Su Yang made omurice while Yotsuba asked whether he was cooking because he liked the sisters, and May blushed at the question.
• Nino arrived with groceries, smelled the omurice, and saw Su Yang cooking for her sisters.
• Nino found an omurice waiting at her place but went to the kitchen to make Su Yang breakfast in return.