While her husband is away on a solitary assignment, Rin commits a mistake with her own son. Although she had decided it would only be once, the act escalated, and even now that her husband's assignment is over, their physical relationship continues. Rin is completely hooked on her son's young and strong dick. Even when talking to her husband, all she thinks about is sex with her son. Rin's voluptuous, busty body, which has become sensitive, gets wet easily...