When the eldest daughter of a family of settlers is captured by an American Indian warrior, her brother, Sam Sutter (Stewart Petersen), sets out to rescue her. Along the way, he encounters a wise, but alcoholic trapper named Russian (Richard Boone) who agrees to help him. The pair's journey into the remote Red Rock region of Utah is a perilous one, which ultimately brings them face to face with Chief Cut Tongue (Henry Wilcoxon), whose solution to the situation is a treacherous one.