In 1893, the railroad is coming to Pecos, Texas, and crooked land agent Martin Conroy has his henchmen terrorize local ranchers into selling cheap, to his own profit. Tim and Chito try to aid crusading editor Carsen by summoning famous marshal Terry Moran from El Paso. What they get is Moran's attractive daughter, also named Terry. The female marshal can shoot, but our heroes still have a big job ahead...