Forced to enroll in school one month late after recovering from a serious illness, Harutaro is doing his best to remain optimistic about the entire situation. The other students are working hard to make Haru feel welcome - especially his chubby, loveable pal, Shota. However, Kai Majima, President of the Manga Club and all-around hard case, seems to be the one person intent on making Harutaro's school life a living nightmare.