The story takes place at a certain middle school where several murder cases take place. Kobayashi, a boy who goes to this school, meets genius detective Akechi, who comes to the school to investigate. Kobayashi takes an interest in Akechi … Rie Takahashi, Katsuyuki Konishi, Kappei Yamaguchi, Takahiro Sakurai, Cho, Daiki Yamashita, Jun Fukuyama Added on Amazon Prime 2023-09-04.