The story is about a swap between two couples...

Editor Kurumada is in charge of the popular author Hara. When he receives a call from the capricious Hara and goes to retrieve the manuscript, Hara hugs his wife, Mariko, in his study as if to show off to Kurumada. Even though Kurumada suppressed her rising anger, Mariko's foolishness still stuck in her mind. Afterwards, Kurumada is invited to Mariko's home and begins a relationship with her. The incident was videotaped by Hara. Hara claims that he has the right to embrace Kurumada's wife, Yumi... The second work in the series depicting the sexual behavior of a married woman who indulges in swapping.

Eiji is the mistress of Nozomi, the widow of the company president, and if she asks, he will even ignore his wife Reiko. Reiko, who senses that her husband is cheating on her, also rekindles her lewd relationship with her boyfriend from college. The couple, who were supposed to be enjoying their own love affair, are faced with an unexpected turn of events...