Miku, a wife who is dissatisfied with her husband Takeru not seeing her as a woman, is tired of the daily routine of exercising, using new cosmetics, and changing into sexy underwear in an attempt to get him to notice her, but he doesn't even respond. One day, a man named Miyazaki comes to her house and tells her, "If you do as I say, you can win back the Kokoro of your husband who left you." She invites him into her room just to listen, but she had no idea that she would end up offering her anus to him...