Synopsis: The gruesome murder of a friend and fellow Ranger brings lawman Dave Austin (Bob Steele) to Thunder Mesa in search of the killers. Posing as an outlaw, Austin quickly finds the guilty party, the notorious Apache Joe. He learns that Joe and his cohorts are in league with local rancher Dan Drury and are under the thumb of insurance broker Martin Rand, who is Dave's rival for the hand of Drury sister. The forces of good and evil collide in a climactic two-fisted showdown.