Miki Serizawa's life is turned into a living nightmare when she is kidnapped and forced into a sadistic adult film by a group of criminals. The torment extends to her mother, Hiroko, who is blackmailed into sexual submission in a desperate attempt to rescue her daughter. As Miki suffers through further humiliation in captivity, the predators set their sights on new victims to fuel their twisted vision of "reality."
The blackmail plot intensifies as Masaki and Koji expand their targets, kidnapping Shizue to subject her to the same degradation as Miki and her mother. As the women are forced into increasingly depraved acts, Miki discovers she is pregnant, further deepening her misery. Meanwhile, a treacherous power struggle culminates in the death of Seiji Yamamoto, leaving the broken family completely at the mercy of their tormentors.