Synopsis: A geologist and his sister (Pascale Petit) discover gold in an abandoned mine located on the untamed border between the U.S. and Mexico, where brute force is the only law. When his brother is fatally wounded by a band of gold hungry outlaws, the determined young woman enlists the aid of an outcast Confederate soldier/vagabond gunfighter (Jeffrey Hunter) to forcefully regain her stolen treasure and avenge her brother's murder.