mio mashiro serves as a disciplinary committee member and lives a pure and righteous student life with her boyfriend, tokoma, who is also a member. one day, she warned suzuki, a student at the same school, about his misconduct. suzuki was a problem child who caused violent incidents on campus. suzuki calls tokoma and says, "if you come to the place i'm going to tell you now, i'll listen to your story." despite being suspicious, mio and tokoma go to the designated place out of a sense of responsibility. but that place was a hellish place where suzuki hung out with his delinquent friends and committed evil deeds…