Jasper King has asked his old friend Cisco to help him stop the marriage between his niece Nancy and the gangster Duke Ralston. Cisco and Pancho break the wedding ceremony and run away with the protesting bride. During a quarrel about this Duke kills Jasper. Nancy tells the sheriff that it is Cisco and Pancho who have killed her uncle. To prove their innocence Cisco and Pancho have to find the real murder and deliver him to the sheriff.
