Aoi is an unofficial investigator despite being a government agency. Recently, there has been a rapid increase in the number of young women dying mysteriously. With the cooperation of the informant Shiro Namazu, Aoi seizes the hideout of the mysterious organization "Red Dragon", which is the main culprit of the incident, and tries to undercover, but fails. She immediately sets out to re-investigate, but she is taken hostage by the white catfish and Aoi is taken captive...
