[The uterus cannot lie. Forgetting that she is a mother, she desires sex as a female.] Mana Sakura, a mother of three, is busy with housework and childcare every day. She is not having sex with her husband, and is attracted to the coach of her son's youth team. After dropping off her child at daycare, she ends up having sex with the coach at home. Before she knew it, they had been having sex for eight hours.