JUQ-778 I keep coming from my son's friend's uncontrollable sex... Sayuri Hayama

Sayuri loves to exercise, but her husband and son don't pay her any attention, so she always does it alone. One day, her son brings his friend Kosuke over, and Sayuri's well-trained body makes her horny, so she casually invites him over... No matter how many times she cums, Kosuke's virility doesn't fade, and she continues to be violated until the morning. Since then, Kosuke, who is obsessed with her body, visits her multiple times a day... As she responds to his desires, Sayuri's body is made to cum countless times, and before she knows it, it has exceeded its limits...