When her son's friend Shinji comes to stay, Maki, who is sexually frustrated, feels a certain amount of desire for his strong body... That night, she forces Shinji to drink with her, and as she gropes his body, she can't resist and starts sucking on his cock. Maki had only intended to have a quick relationship, but Shinji has never been able to forget the taste of her nectar, and he comes to her again and again. Maki's body starts to scream out from the excessive number of times...