【子宮は嘘をつけなかった。ママであることを忘れ、メスとして性を欲する。】三児の母である紗倉まなは、家事に育児に忙しい毎日を送る。旦那ともセックスレスで息子が所属する少年団のコーチに魅力を感じて…。子供を保育園に送った後、コーチと自宅で男女の関係になってしまう。気づいたら8時間もSEXしまくっていた。
[The womb didn’t lie. She forgets that she is a mother and wants sex as a female. 】 Mana Sakura, the mother of her three children, spends her days busy with her housework and her childcare. She is sexless with her husband and feels attracted to the coach of the boy group that her son belongs to. After sending her child to nursery school, she ends up having an affair with her coach at her home. Before she knew it, she had been having sex for eight hours.