When a stagecoach bound for El Paso is held up by bandits, all but one of the passengers are massacred. Young Lizzie Reardon, a teacher about to take up a post in the school at Burro Creek, is the sole survivor - but, as she has seen the attackers' faces, she is now their target. Deputy Sheriff Frank McCoy joins forces with the famous Kentuckian gunfighter Jack Stone to defend her - but will they succeed?