When Steve Downey arrives to reopen his brother-in-law's gold mine, he finds a war between the ranchers and the miners. Ashton has had the water poisoned killing cattle. When Ashton's men find Steve's hat, they kill Tom Tavish and frame Steve for the murder. Escaping jail the Durango Kid goes into action.

"Starrett's a two-gun terror! Smiley's a hit tune riot!"