Art Pendragon, owner of the Keystone Ranch, has called a special meeting of the ranchers to address the problem of rustling. The gang and its suspected leader, Flynt Malin, appear to be operating out of the fortified Gorre Valley. It'll take a small army to batter its way into the valley, and casualties are sure to be high. As a result, people are hesitant to fight. But when the rustlers daringly raid a picnic of women and children, kill a Keystone...

Mysterious forces drive Gabe Allen to leave home in search of the Keystone Ranch. Job by job, handout by handout, he finally makes it. But his next journey will be far more dangerous, more demanding. He is to see an arrogant lady safely home to her own ranch where her sister is being held hostage by an outlaw gang whose leader is almost certainly insane. Gabe's only weapons are his wit, ingenuity, and a .44 revolver; but what can one man and one gun...