Yuri, a full-time housewife, was chatting with her best friend Hidemi. Meanwhile, Kimura, a salesman, came to deliver an insurance policy. Hidemi, who had fallen in love with Kimura at first sight, asked Yuri to help them get along, but Kimura confessed to her that he was interested in her. Yuri was persuaded by Kimura's forcefulness and ended up having a physical relationship with him. Although she was confused, she was drawn into the relationship...