Just what happened yesterday?! Kohei wakes up, and his morning is no different than before. He sees Erika on the way to school and her smile makes him feel better, but just as that happens, Iori, the student council president, tells Kohei that he will serve as the person in charge for the school athletic meet.
昨日の出来事はなんだったのか!? 普段と変わらない朝をむかえた孝平は、登校途中で瑛里華からあたたかい微笑みを受けてホッとする。そんな矢先、生徒会長の伊織からいきなり体育祭の実行委員長を任命されることになるが・・・。