
Lucas McCain raises a son while battling desperados in New Mexico.

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.

When a rancher dies after the bank forecloses the mortgage on his property, his son blames the banker for his father's death.

A rancher is shot by an unknown killer, and his daughter's lover is jailed.

A group of outlaws devises a plan to get rid of Lucas so that they can take over the town of North Fork.