An outlaw gang uses an old ""ghost legend"" to steer people clear of a mountain, where they're hiding stolen armor. Gene and Pat help archeologist Donald Markham, who had been ambushed by ""ghost"" uncover this legend. Markham's little sister Wilma decides to take matters into her own hands (to impress Gene), only to find herself kidnapped, tied up, and gagged. Donald wonders where she is, and Pat explains she wanted help Gene out. The three ride to the rescue, and the stolen armor is recovered.