Kazuaki Koizumi and Saeko, a couple who have set up a new house in the suburbs, have finally celebrated their first wedding anniversary. However, on that memorable day, Saeko was attacked by a thug. Moreover, the thug not only raped her, but also provoked her dog...

Kyōko is a woman with a promiscuous past who is sexually unsatisfied with her marriage. Her frustrations lead her to have hedonistic dreams, such as her mother and grandfather having sex together. Seeking to rejuvenate her marriage, she throws a wild party. The ploy is a success.