After receiving two bottles of tattooed human skin, Sugimoto and others headed to Otaru's herring fishery based on information about the next tattooed prisoner.After arriving at the fishing ground, Sugimoto, Asahi and Shiraishi started to look for the prisoner in two groups.
During the investigation, Sugimoto discovered the fisherman who fell into the sea and quickly tried to save him.Unexpectedly, the fisherman was the man she was looking for...Hijikata (Tatehiro) is also planning to collect tattoos.