一群年轻人在某郊区别墅内派对，甜酒美食对于追求刺激的年轻人来说远远不够，他们还找来了一种名为“蓝色阳光”的LSD致幻剂。正当众人享乐之时，其中一个家伙突然大声惊呼，他的头发竟然悉数脱光。其他人不以为意，只当其是派对期间的玩笑调剂。曲终人散，年轻人们纷纷离开，这时那个脱发的男人突然狂性大发，残忍杀害了仍留在别墅内的三名女性。 　　主人公杰瑞（Zalman King 饰）返回屋内发现这一切，他与脱发人展开激烈搏斗。两人追逐时脱发人被一辆卡车撞倒。而杰瑞也由此被认为是杀人犯，遭到警方的通缉。孤立无援的他只能独自寻找事件背后的秘密，以求为自己洗脱罪名……At a party, someone goes insane and murders three women. Falsely accused of the brutal killings, Jerry is on the run. More bizarre killings continue with alarming frequency all over town. Trying to clear his name, Jerry discovers the shocking truth...people are losing their hair and turning into violent psychopaths and the connection may be some LSD all the murderers took a decade before.