Riho, Misaki, and Kisaragi attend a school known for being a collection of students that scrape the botto a collective 100 out of 500 points from all five subjects Riho is dumped by her boyfriend only weeks before her 17th birthday Misaki is a girl who’s spent her life in-and-out of hospitals, but who hates being pitied Kisaragi is constantly compared to, and lives in the shadow of, his talented baseball player older brother Mutsuki With the su, it’s a tirowth as they prepare to transition into adulthood