Life in the Catholic Church of the Holy Redeemer in Detroit is upset by a series of killings whose victims are all priests and nuns. All victims are found with a black rosary in their hands. Father Koesler begins collaborating with the police but soon finds himself in a spot when the killer decides to choose him as confessor.

　　被很多人忽略的优秀恐怖片。电影开始时，保姆被变态狂人电话骚扰叫她当心孩子的安全。