Toshie Yabe lost her husband and remarried, taking her son with her. Her sex life with her current husband, who doesn't go to work and indulges in gambling, stirs up her reclusive son's possessiveness. A forbidden encounter between mother and son, both blood-related. She desperately sucks on the thick, strong cock of her son, whom she has known since he was a baby, and her mature pussy squirts and climaxes multiple times before her son, driven mad by jealousy and lust, violently penetrates it with his erect cock! After a deep connection with her son and a raw, creampie sex session that ends in orgasm, Hisae decides to break up with her current husband and leave home with her son.