Now that the Spanish-American war is over, Roy and other Rough Riders become border patrolmen. Their goal is to stop outlaws who are stealing gold from stage coaches and express offices
Rogers saves the day from a group of war profiteers who are rustling cattle for sale to the government at outrageous prices
Roy helps ranchers who are threatened by a water shortage raise money for a reservoir, but they are conned by a gambler who makes off with the funds
With a $10,000 note Roy co-signed for the Pioneers due, Roy plans to get the money from the reward for the capture of the Gypsy. After he captures him he lets him go realizing he is innocent and it's not long before the real outlaws show their hand.