A series of mysterious disappearances occur in a busy area of Tokyo. All of the victims are young women. The Special Sexual Crimes Investigation Bureau takes the situation seriously and launches a large-scale sting operation. Okazaki (Hatano Yui), an elite investigator whose sister was killed in a sex crime, acts as a decoy and participates in the operation, despite the objections of her superiors. Despite seemingly perfect backup, the investigator is taken into custody. What awaits her is brutal torture and...