Kosuke, a friend of my son's who got a job earlier, came to stay for the first time in a while. Ayaka is impressed by the way he treats her like an adult, unlike his student son. He becomes interested in the woman, who is busy with work and is a lazy woman, and casually tries to have a snack with her, but... However, no matter how many times he cums, he continues to fuck her to the point where she feels like she's going crazy because of his unfailing lovemaking! After that, Kousuke's endless desire for Ayaka almost every day has finally reached the limit of her body...