The couple's life was peaceful and harmonious, but wife Eimi (Reiko Kobayakawa) secretly harbored sexual dissatisfaction toward her husband. One day, her husband's former subordinate suddenly appeared, and she found herself drawn to his wild, rugged charm. Tempted by his masculine scent, she abandoned all reason and surrendered her body to him. Posing as her lover, he began visiting Eimi daily, claiming her body over and over, deepening their illicit affair.