JAV48

Fusae lives an ordinary life with her husband and college-aged son. However, she has a voracious sexual appetite and is always unsatisfied when she has sex with her husband. One day, her son witnesses the couple's lovemaking and is aroused by his mother's disgusting behavior. The next day, the son masturbates to his mother in his room. Fusae inadvertently witnesses the scene and is so aroused that she masturbates on the spot, unaware that her son is aware of it...