A chilling profile of a cold-blooded killer that, 30 years after its historic festival premiere, has lost none of its power to shock. The film, loosely based on a true story, has been hailed as one of the most disturbing and terrifying examinations of mass murderers ever filmed. Henry is a psychopathic drifter who has coldly murdered a number of people for no particular reason and without any remorse. Leaving bodies in his wake, Henry makes his way to Chicago, where his he settles into the run-down apartment of his drug-dealing former prison friend and occasional roommate Otis.