Episodic story in six acts ("The Manly Art in Six Rounds") about young boxer Vic Bealer (played by Jon Voight) in search for some direction in his life.
Brooks Wilson is in crisis. He is torn between his wife Selma and two daughters and his mistress Grace, and also between his career as a successful illustrator and his feeling that he might still produce something worthwhile.
Boston is being terrorized by a series of seemingly random murders of women. Based on the true story, the film follows the investigators path through several leads before introducing the Strangler as a character. It is seen almost exclusively from the point of view of the investigators who have very few clues to build a case upon.