Secret Serviceman Allen takes a job at Bart Stevens' mine in order to find evidence proving that Stevens is a mail robber named Smoke Gublen. He does - but by then, he is in love with the man's sister - and to make things harder, Stevens saves his life...

Jode MacWilliams, a cowboy working on the Circle O ranch, has a crush on the boss's daughter, Peg. After his friend writes a love letter for him, an Indian steals and delivers it to Peg. Meanwhile, word of Jode's affection reaches Peg's father, who has a decidedly less romantic view of this young couple.