Episode 4

Totonou Kuno (Masaki Suda) hit his head in the bomb demon incident. He wasn't traumatized and had nothing to do with it, but he was admitted to the Onei General Hospital for inspection just in case. Yuto Ikemoto (Matsuya Onoe), who knew the situation, advised Nariaki Aoto (Michitaka Tsutsui) that he could have the hospitalization fee because he cooperated with the police. If Aoto permits, Seiko Furo (Sari Ito) goes to the hospital for the procedure.When Sei, who had shopped at the shop, returned to the hospital room, he received a small baggage with his address and the client's name. When she opens a box she doesn't remember, she finds dried flowers and a letter inside. From the text of the letter, I noticed that the arrangement was from Inudogaji (Eita Nagayama), and when I changed the box while being wary that there was something wrong with it, something fell. When Sei was looking for it, the bath light came. Bath light was upset by the ring that Sei picked up, and handed over her procedure form and returned immediately.That night, when Sei was about to go to bed, an old man in the next bed called out. The old man calls himself Goro Ushida (Fumiyo Kohinata) and says he is a retired detective. Then, Ushida talked about the case he was in charge of with his partner detective, Shinji Shiratori (Kazuyuki Aijima). Ushida does not talk about the resolution of the case, but solves the mystery as a problem. Reluctantly, Sei answered the second question perfectly.
The third question is about an unsolved case in which women who prostituted 22 years ago were killed one after another. At that time, the suspect was identified as Gento Hagoku, but he was not arrested. At that time, a woman who was being targeted by a feather eater contacted the police to ask for her protection. Ushida heads to the place designated by Shiratori and the woman ...