[Machine Translation] In this safe and secure school, that child jumped off the roof. A high school with zero bullying due to excellent teachers and a perfect monitoring system. Seiwa, a first-year student there, meets a former classmate, Shijo-san, who was bullied in junior high school. The two gradually become friends in this bully-free school. One day, however, Seiwa learns that Shijo-san was bullied. She then jumps off the roof. The shocking "Bully Zero" mystery!