Secret Service agent Jim Carter is working undercover with Captain Horton to bust a pair of gun runners. Rango and Pink Cloud suspect Carter is the gun runner and that the captain is in cahoots with him.
A charming lady robber Belle charms Rango who he mistakes for the governor's daughter. The bumbling lawman helps her case the bank for her next holdup.
Rango and Pink Cloud are in Junction City when a beautiful blonde reports her priceless diamond necklace stolen. With the sheriff out of town, Rango and Pink Cloud step in to solve the case. Hijinks and hilarity ensue.
Rango and Pink Cloud end up south of the border while hunting down a Mexican outlaw. Fiasco follows fiasco as the two men try their best to apprehend El Diablo.
Rango dons a Native American disguise to apprehend Chief Angry Bear. Complications ensue when the man's daughter Little Sparrow falls in love with the bumbling Rango.