The Qinglan Academy, a genius high school student with a deviation value of 78. The school with an admission rate of TOU No. 1, was the first time since its establishment to enroll with full marks in all subjects. Because of its clever mind, it felt that the world was boring and could not find the meaning of survival.

However, with the opportunity of the murders that occurred on the street and the encounter with the young man Kurokawa Yu, who was considered a prisoner, Akane was attracted by the unknown world “ of the world ” of the world “ of the world ” of the crime and began to cause minor incidents in school.A real murder occurred in the school, and thus developed into an unprecedented serial murder that shocked Japan...