Kyōhei Kuraoka

Three years ago, when Eriko was a new office worker, her boss, Adachi, had been trying every trick in the book to get closer to her. The two were having an affair, and Eriko, who had given him her virginity and got pregnant, had been giving in to his sexually harassing demands as he wanted to have everything to himself, and she had been trusting and waiting for Adachi. However, six months later, Adachi, who had stolen Eriko's project and been promoted from section chief to department head, unilaterally broke up with her. Stunned, Eriko drank heavily. On her way home, she passed out drunk on the side of the road and was kidnapped by unknown men. When she came to, she found herself in a deserted building. Koji and Saburo kidnapped Eriko, bound her with rough rope, and repeatedly raped her. Eriko could not refuse Koji and Saburo's persistent advances. As their encounters continued, Eriko began to enjoy the feel of the ropes against her skin...

Michiko Sakuraba (Mami Ogawa), a secretary at the Morio Kikuchi Law Office, located in a corner of the business district, takes out a concert ticket from her handbag and smiles. After her work is finished, she is going to go with Kikuchi. Then a woman around 20 years old appeared. Kikuchi introduced Michiko to her fiancé, who was surprised. That night, Michiko, deeply saddened, drank a glass alone at the cafe bar. The other guests were couples. Some men and women grope each other's bodies. Michiko returns to her room and comforts herself with a hot shower...

Ritsuko, who works at a credit union, becomes close to her boss, Murashima, and gives in to him. Later, she is found out to have embezzled public funds for him, and is fired, but Murashima's attitude towards her is cold. Ritsuko joins a dating club and starts selling her body. During her days of SM and vibrating, she becomes close with a customer, Takagi. One day, she meets her old colleague, Hiromi, and when she finds out that Hiromi has married Murashima, she teams up with Takagi to kidnap her and take the ransom from Murashima.