 Immediately following the Civil War, former Confederate cavaly captain Gene Autry (Gene Autry), now a sergeant in the Union Army, is assigend to help break up Indian raids on the frontier. While working with a scout, Shadrach Jones (Pat Buttram), Gene tangles with and is forced to lick Lt. Randolph Mason (Kirby Grant), who is in love with Melody Colton (Gail Davis, in the 3rd of her 14 films with Autry), daughter of rancher Jim Colton (G. Pat Collins as Pat Collins). Gene manages to forestall one Indian raid, fails to stop another one but does stop the gun-running activities of Curt Raidler (Philip van Zandt) and the Apache Kid (James Griffith).