The son of the sheriff of Arizona Territory is an outlaw. When he's captured and sentenced to hang his mother and two sisters plead with the Governor for mercy.

Shirley Christy, Champion Mile Runner of the World, has become a tramp and finds himself in the mountains of Arizona. In flashback we see that he was framed for cheating which led to his fall. He drifts into a mining camp where by chance he discovers the cheat who ruined him, up to his old tricks. He foils the new plot, wins the girl of his dreams and faces the world with new determination.