Life takes a terrifying and unpredictable turn for Tyler Chelsea when they begin to receive menacing phone calls from a seemingly unstable woman who insists that Tyler's her ex-boyfriend....
In Anr?chte happens a massacre in which people are beheaded randomly. While investigating the case, the two investigating commissioners Konka and Walter discover the dark side of the town....
腰缠万贯的法国富豪阿兰（费尔南多·雷依 Fernando Rey 饰）手上运作着全球最大的海洛因走私网，警方多番追踪仍无法将其落网，卧底警察也被残忍杀害。而在另一头的纽约城，侦探道尔（吉恩·哈克曼 Gene Hackman 饰）和鲁索（罗伊·施奈德 Roy Scheider 饰）还在酒吧中与当地贩毒分子交锋，浑然不知阿兰正在计划将一笔3200万美元的海洛因走私入美国。然而没过多久，在一次跟踪行动中...