As summer vacation ends and school resumes, Tooru's homeroom teacher, Ms. Kito, is unusually energetic. Meanwhile, Yutaka continues to harass Tooru, with Miho explaining why they became such fans of her. Later, Tooru and Run end up having an argument, which lead their respective friends to become concerned for them the next day. As Run notices that Tooru had anonymously bought her a drink, she finds her on the roof where they make up with each other.

　暑假结束后，新学期的某一天。总是关系很好的小伦和小透吵架了。看到和往常有些不同的二人的样子，小渚和由宇子苦恼着该做些什么

いつも仲よしのるんとトオルがケンカをしてしまう。いつもとちょっとだけ違う二人の様子を見たナギとユー子はなんとかしようと思い悩むのだった。