Gunfighter Chase Bucklin agrees to help his recently widowed sister-in-law trail a herd of cattle from southwest Texas to the railhead at Ellsworth, Kansas, but first he must rescue his kidnapped nephews. Then armed with a six-gun on his hip, and a Bible in his saddlebag, Bucklin and his partner Yancy Andersen deal with desperados, Indians, violent storms and a flooding river.
