⁣Scully has forced Joe Collins who works on the Garcia ranch to give him information so his men can steal the family jewels. But the Rough Riders are on the job. Buck poses as a wanted outlaw to get into the gang, Tim as a cattle buyer, and Sandy is collecting information as the saloon janitor. As usual they pretend not to know each other.

⁣Annie, Tagg and Lofty try to help a history buff who believes he has found a map that could lead to gold hidden by the Spanish explorer Coronado over in the early 1500s. The man's search for the treasure is hindered by a gang of outlaws who want the loot for themselves.