Criminal Vance Brados (Meeker) wants the profitable Mazanita Springs Spa and Airline for himself, and uses both sabotage and murder to try to acquire both. Sheriff Roy Rogers steps in to try to stop the sabotage of the planes, aided by Nicci Lopez (Guizar) and heroine Betty (Frazee). Roy sets up a trap to try to catch Vance and his gang, but things get complicated when Vances becomes suspicious. One of the more violent Roy Rogers films.