East Side gangster Buck Leslie attempts to stop a fight between chemist Gregory and a tough and is pursued by detective Phil Hoyt to a tenement roof where he takes refuge. On the roof he meets crippled Hilda Shea, who shelters him, and they eventually fall in love, the appeal of her innocence causing him to reform. Buck antagonizes the gang, however, and they try to frame him. Hoyt finds Buck on the roof, and during the ensuing fight the tenement catches on fire. Buck rescues Hilda, and she miraculously regains use of her limbs. The detective abandons his pursuit, leaving the lovers happy.

An Eastern drifter stakes a claim near Boiseville but spends his nights gambling away his gold. Moll, one of the owners of the gambling hall, tries to help him quit the habit. When is neighbor, Peter Gardner teams up with Moll’s partner, Dick Weed, to try and steal the claim, Moll (who is secretly the drifter’s mother) and Gardner’s daughter, Kate, who is in love with the drifter, attempt to stop them. Gardner nearly succeeds in winning the drifter's claim in a card game, but an amnesiac named Crazy Oby suddenly regains his memory, recognizes Gardner as the man who robbed him years ago, and shoots him. Before dying, Gardner confesses that Oby is Kate’s real father. With the villains defeated and the truth revealed, the drifter and Kate find happiness together and prepare for their wedding.