In the vast and dusty desert of Utah, the story follows a solitary cowboy named Lassiter, who arrives in a small town marked by the oppression of a religious sect, the Mormons. With a dark past and an unyielding sense of justice, Lassiter seeks to avenge his sister's death and rescue the young woman, Millie, who is trapped in the grips of this isolated community. The young woman yearns for freedom but fears the consequences of defying the strict norms of her environment.