Twin brothers (dual role by Wagner) are separated at birth after their parents are killed in a car accident. One grows up to have a good and successful life with loving foster parents and a beautiful wife, and the other grows to be a disturbed young man who now plans to achieve the perfect life by stealing his brother's.

为了防止过度开采所产生的粮食危机，银河系联邦调查局派出太空英雄麦克调查在Xarbia行星做基因研究的人类，可没想到实验生物突然暴走，并将它们逐一杀死，可怜的人们为了研究基因食物而开发了怪物，到头来反而成了怪物的下酒菜……（非常耐看的一部怪物片，当然不是指里面的n多床戏内容……- -）