Touching the sweaty underwear worn by her son, the mother becomes aroused and obsessively engrossed in impulsive masturbation, her uterus stirred by forbidden desire. Recalling that perverted pleasure, the son buries his face in the underwear, greedily devouring its scent from deep within his groin. Late at night, while her husband’s massive cock brings her pleasure, the mother remains unaware of her son’s self-righteous fantasy—until it finally reaches its limit, driving him to act on his overwhelming impulse to possess her body.