

One morning, a junior-high student, Kobayashi, wakes up and finds himself in his classroom with his homeroom teacher’s body. In his hand is a murder weapon. A high-school detective, Akechi, is called in to assist the police to solve the case.
Kobayashi has been arrested. It seems that he’s been charged with additional crimes. Before the police take him away, he whispers something to Hashiba. What will happen to him? Who is the real killer? Will he be able to solve this crime?