1975年法国动作惊悚片,让-保罗·贝尔蒙多主演。夜晚,巴黎市区一幢豪华的公寓里,少妇诺拉不断接到匿名电话。打电话的人告诉她,待会儿要赶到公寓同她面谈。通话后,诺拉惶恐不安。稍顷,有人按响了门铃,诺拉神情惊恐地通过门镜发现一个陌生男人。她双手捂着胸口,不知所措,连连后退,不慎从窗口坠落身亡。与此同时,警长勒泰利埃和助手穆瓦萨克在银行前同抢劫犯马科西等发生枪战。马科西见事不妙,驾车潜逃。警长怀疑“花花酒吧”老板与此案有牵连,于是同穆瓦萨克前往询问。警长询问老板地窖放的是什么东西,老板支支吾吾地说,放些酒瓶和坛坛罐罐。穆瓦萨克刚下地窖,遭人捅了一刀。警长立即持枪缴了对方凶器,环顾四周,地窖里挤满了前来巴黎谋生的黑人……A serial killer frightens Paris by phoning young ladies at night, telling them insults about their lives. Minos, as he calls himself, wants to prevent the world from free women and so he targets them. Commissaire Letellier is given the investigation and has a hard time with the maniac.