Інструктор з плавання занадто збуджена, їй потрібна допомога під час занять

Yoshihito goes to college in his hometown, but he is isolated in class because he does not know anyone there, and he gradually becomes depressed. His homeroom teacher, Harumi, who knows about Yoshihito's situation and fears for his safety, says, "Leave it to me, teacher! and makes a home visit to repair the relationship between Yoshihito and his stepfather