Ep. 9: Terrifying Mistake
Ipinalabas noong Setyembre 4, 2015
Akechi spends his days and nights trying to figure out the formula that he and Namikoshi created in order to put an end to the Twenty Faces case. Being very curious about the formula, Kobayashi skips school to help Akechi with his work. (Source: FUNimation)