Betsy Garth investigates rumours of wild broncos in the mountains and while there she encounters a young man, Clint (Andrew Prine) and his father Martin (Forrest Tucker) living in an isolated cabin. Clint gets Betsy to promise not to reveal their presence but when Betsy is bitten by a rattlesnake he is forced to take her to Dr. Spaulding (John Bryant) in Medicine Bow, thereby saving her life and earning the Virginian's gratitude. However, Martin is a wanted man and Emmett Ryker is on his trail. Betsy must choose between her growing friendship with, and promises to, Clint and revealing the hideout to the law.