Chitose has entered into a sexual relationship with her son, Tetsuya, behind her husband's back. Day after day, she makes up various excuses to check on Tetsuya while he is studying, only to have sex with him. Completely addicted to Tetsuya's cock, Chitose has started seducing him even when her husband is nearby. She clings to her son, who is bewildered and worried about when they will be caught, and whispers sweetly in his ear. Her hot breath brushes against his ear as she presses her voluptuous, huge breasts against him. With his cock fully erect from the overwhelming stimulation, Chitose reaches out for it in a trance...