Bandit Gordo frees a group of prisoners, forcing them to join his gang or die. Arizona Colt, declining to do either, heads for Blackstone City where Gordo is planning a robbery. When one of Gordon's men murders saloon girl Dolores, Arizona offers to hunt down the killer for the price of five hundred Dollars and Dolores' sister, Jane—Tom Seldon
After getting sprung from prison by a Mexican bandit, a bounty hunter is hired to protect a town by the father of a saloon girl killed by a member of the bandit's gang.