すみれは夫と結婚して5年になる。夫には女として見られなくなったこともあり、自分を女として見てくれる洋一と不倫してしまった。夫への裏切りともとれる行為に罪悪感を覚えるすみれだったが、洋一と会うたびに、洋一への思いが強くなっていく。「今日こそは別れを告げる」と思っていても再び洋一のやさしさとメスとして扱われる快感を味わったすみれはこの関係により深く依存してしまう…
Sumire has been married to her husband for five years. Her husband no longer sees her as a woman, so she has an affair with Yoichi. Sumire feels guilty for her actions, which can be seen as a betrayal of her husband, but every time she meets Yoichi, her feelings for Yoichi grow stronger. Even though she thinks, “Today is the day to say goodbye,” she once again experiences Yoichi’s kindness and the pleasure of being treated as a female, and Sumire becomes even more dependent on this relationship…