This role-play is performed by adults. Saki has been appointed as a new teacher. As a member of the athletic club, he tries to give passionate guidance to the students by confronting them head-on, but as the days pass, he gradually becomes annoyed by the students. Every day, as a teacher, he tries his best to face his students even though he is being bullied... But before he knows it, the positions of the students and the teacher are reversed... An inescapable school life begins...