Small-time jewel thief Leo Martin is deserted by his partners-in-crime, club owner Gus Loman and driver Hatchett, when the robbery they are committing goes wrong. After serving his prison sentence, Leo emerges with an intricate plan for revenge. Leo implicates Loman, as well as his amoral boss, Gregory Lang, for murder -- but Inspector Rogers suspects Leo.
When her husband is wrongly accused of murder, an opera singer sets out to find the real culprit.
A young artist plots "the perfect murder" in order to inherit his wealthy uncle's fortune.
