Leo Kroll, a lab technician in a large unnamed city, is responsible for the strangulation murders of several young nurses. He feels that in some twisted way, that he is getting back at his overbearing shrew of a mother. Leo also kills the nurse who is taking care of his mother in the rest home she is staying at. As a r…

美国铸币厂员工哈利路卡斯不慎弄坏五万块，却没有一丝证据可证明他的清白。于是他请退休的印刷工帕伯吉利斯及高超的保险箱窃贼艾维利杜刚协助窃取铸模。在牢里因故失去听力的杜刚从当铺老板路瑟波顿那里得到一付助听器，波顿得知他们的计划后也打算要参与。担任这个阴谋的"经理”的路瑟又网罗了在下水道工作，可帮助他们到达铸币厂的罗夫，…