Lucas is the town's representative to the railroad commission until an infamous train robber dies and leaves his ill-gotten wealth to Lucas; Lucas must clear his name and stop the reckless ambition of his replacement.
After Lucas kills a mountain man in a barroom brawl, his father arrives in North Fork determined to take revenge on Lucas and Marshal Torrance, once he breaks his other two boys out of jail.
Newspaperman Byron Claremont specializes in profiles of gunmen; one of his stories is responsible for an old-time marshal's death; and his next subject is Lucas.
An elderly couple moves to North Fork under an assumed name to hide the fact that they are the parents of a vicious killer; the plan backfires when the son shows up at their home.
After shooting a man in self-defense, Andy Moon and his son turns to Lucas for protection from his vengeful brothers; they take shelter at the McCain ranch.