After the father remarried another woman years ago and left home, the mother and son have been struggling to get by on their own. But one day, the son catches his best friend having sex with his mother—and he's utterly shocked. He can't believe his own mother would do such a thing. Stunned by the sight of his mother moaning beneath his friend, and enraged by her joyful expression as she receives a creampie, the son's anger erupts. Consumed by the thought that he can't forgive this, he forcefully confronts his mother. "If you're gonna sleep with him... then I'll creampie you too!" His desperate resolve cuts deep. A new, twisted drama begins between mother and son.