U.S. Marshal Nevada Jack McKenzie, traveling incognito while on his way to deal with a rustler gang that is ruining the Earley ranch, is forced by a masked Cy Manning to hold up a stage. Marcia Earley, daughter of the dead owner, turns the ranch over to Nevada despite the protests of Ned Grimes, secret head of the rustling gang, who is trying to get control of the ranch. U.S. Marshal Sandy Hopkins, Nevada's partner, arrives at the ranch in time to save Nevada's life who is in a gun battle with the rustlers. Ranch cowhand Dan kills Manning, the foreman of the ranch in league with the gang. Nevada is identified as the stage robber,and he and Dan are both jailed.