After preventing a gang of outlaws disguised as Indians from holding up a stagecoach, U.S. Marshals Ken (Ken Maynard), Hoot (Hoot Gibson) and Bob (Bob Steele) set out to track down the crafty criminals, figure out exactly what they're after and evade any further traps. Throughout this Western, the courageous trio faces off against cunning opponents, including the gang's merciless leader (Ian Keith) and an unsuspecting banker (Karl Hackett).