Hitomi is a mother with soft, translucent white skin, a plump, big butt, and, above all, her beautiful G-cup breasts. She is a beautiful mother who everyone turns to look at, but Hitomi is also a nymphomaniac, and every night when she gets home she seduces her son and spends her days having sex. What will become of the son who has had his virginity taken by this nymphomaniac and is forced to have sex from morning till night?