麦克在发现他最好的朋友保罗与他的母亲芭芭拉有关系后，起始探索自己对家庭爱情的好奇心。他对他的妹妹雪莉产生了好奇心，雪莉虽然起初犹豫不决，但雪莉很快就发现了她对哥哥的渴望，兄弟姐妹很快就起始了不正当的婚外情……直到他们的母亲抓住了他们……...

While Barbara is ashamed of having had sex with her son, Joyce has completely accepted her-own incestuous side. When Barbara starts craving for her other son, she visits Joyce to seek advice only to f...