Steve Bell, Tommy, Pig, Ape, and String are run of town. Steve, while hopping a freight card and trying to avoid the brakeman, is killed. The boys meet Steve's mother, Alice Bell and Tommy is given a job in the storage garage which she owns jointly with Mack Steward. Steve's brother Don Bell is working with some gangsters by tipping them off on valuable merchandise that can be hijacked. Pig, Ape and String overhear Don's plans to use Tommy as the fall guy in the next hijacking.

Mining executive Neal Wallace arrives to investigate the losses at a gold mine and is immediately framed for murder. The murderers then incite a lynch mob but the Sheriff lets him go. Wallace eventually convinces the Sheriff of his innocence and the two then work together to get the gang that is looting the gold ore.

The Rough Riders arrive to fight Rand, Ludlow and their gang. Buck poses as a preacher, Tim as a preacher, and Sandy as an undertaker. Buck not only wants the outlaws, but also their unknown boss.