"Riders of destiny" : A secret service agent is sent from Washington to work undercover to wrestle ranchers' water rights from a crooked gang leader who attempts to sell water at steep rates. "Sagebrush trail" : John Brant is on the run for a murder he didn't commit, and he desperately searches for the real killer. He is befriended by outlaw Bob Jones, and joins his gang. Brant must discover the murderer and prove his innocence.