Chance events trap hitch-hiker Al Roberts in a tightening net of film noir trouble.
Al Roberts, a New York nightclub pianist, hitch-hikes to Hollywood to meet his girlfriend Sue. The gambler he's riding with, Charles, unexpectedly dies. Afraid the police wouldn't believe the truth, Al takes the man's identity. In a gas station, he gives a lift to Vera, a woman that knew Charles and blackmails Al with tragic consequences.