Shinmai (played by Hirose Suzuki), who knew that he was the survivor of the Togayama incident, asked the detective Akasawa (played by Fujimoto Takahiro) to re-examine the series of events.

On the other hand, Matsufeng (played by Matsuyama Kenichi), Hasaki (played by Morizaki) and Narukawa (played by Mamiya Keiyuki) of the law firm began to suspect Akasawa.Matsubuki seeks a way to Akasawa, and with the support of Shinmai, he goes to Fukuoka to meet his mother (Miko Miyazaki).
At the same time, Kamii (played by Yuto Isomura) found the last person who mastered the key to the Togashan incident.