Aki, a beautiful wife, has started a new life in Shinchi after her husband was transferred. She spends her days frustrated by not being able to find time to spend with her husband. One day, she calls her husband, who is busy at work and rarely comes home, and hangs up after blurting out, "I'm going to cheat on you!". She says this to him in the hopes that he will be worried about her, but the person who answered the phone was actually her husband's boss. Realizing that her subordinate's wife is feeling lonely and frustrated, Oshima, the husband's boss, comes up with a plan to break into their home and rape her...