Ms. Yoshijima Miyo, aged 53, works as a housewife while also working at the local supermarket's produce section after her children have grown up. She has been happily married and excelling in her job. However, there seems to be something she can't express openly... Her dedication to being a good mother has left her unable to explore her feminine side within her marriage, leading to a sense of stagnation. After 15 years without intimacy, she decides to take matters into her own hands by appearing in this film. Despite having experienced men including her husband, she remains faithful but harbors naughty fantasies about finally satisfying her long-neglected desires.