With help from his talented horse and dog, a marshal captures bandits.

Henry Weatherby is buying up ranch land to sell as right of way for a new road. When he sends his son Dick and his nephew Pete to kick the Wayne's off their ranch, Dick rebels and joins the Wayne's in their fight against his father.

When easterner Jack Steel gets into trouble with the law again, his father sends him to his ranch out west. There he and Alice Duncan become attracted to each other. Cowhand Slim was planning to marry Alice and now kidnaps her. When Slim's girl friend learns of Slim's interest in Alice, she tells Jack where Alice is and he heads out alone to face the three kidnapers.

A mining expert helps a girl and her kid brother defeat an evil claim jumper.