The perpetrators of the horrific street riots in Tokyo, Shinbashi, and Nagoya had one thing in common: they had all appeared in the same “amateur adult video”. The Public Safety Bureau, sensing something “suspicious” about these incidents, launches an undercover investigation of an adult video company, but the investigator chosen is a serious virgin police officer! He was supposed to join the company as a full-time employee, but things take an unexpected turn--an erotic suspense story involving porn and cults!