With her 3 year old daughter's debut at the public playground, Yukiko became acquaintances with the neighborhood's other housewives and is lured by them into a sea of pleasures. Even though she is married, Yukiko's initial guilt of sleeping with other men is before long turned into sessions where she finds herself happily shaking her hips on her own... This is a decadent story as seen through the heroine Yukiko's point-of-view! Along with Yukiko, another heroine of the story, fitness club instructor Sumire, also finds herself dragged into the housewives' community and their antics. Once divorced and 4 years going without sex, Sumire too finds herself gradually becoming assertive in lustful indulgences and also an instructor in things sexual.