25 years ago, Tomotokoto (played by Shise) from Hananocho, disappeared, leaving only his cut fingers.Time passes without the resolution, Kotoin's brother Tomoyuki (played by Yasuda) is now serving as a detective in the Life Safety Class of the Hatano Department.

The professional police officer of the eighth generation (played by Hiroshi Mizuki), who was transferred to the office, suspected that Tomika had killed Kotoshi. During the process, a female body without fingers was found.More than 25 years have passed, “Monster” has started to act again.