The canyons and sage plains of Utah have dangerous beauty. Skilled riders must go out every day and night to protect the herds and the homesteads from cattle rustlers. Stories of a masked man and a lone gunman looking for vengeance have spread across Utah.

There had long been a feud between the gentiles and the Mormons. A feud that Jane Withersteen, daughter of the man who founded the Mormon settlement of Cottonwood chooses to ignore, When Mormon Elder Tull discovers that the woman he intends to marry one of his six wives has offered hospitality to an outsider, he vows vengeance. But he underestimates her courage and the determination of the riders of the plains.