Flint find a young man bleeding to death and a knife nearby. He takes the body to sheriff who identifies the man as the youngest Zamora brother. His father is on the train from Spain. He feels duty bound to kill the murderer.
Scouting ahead of the train Flint discovers a young man bleeding to death from a stab wound and a knife nearby. He takes the body and knife to Sheriff Hixon who he knows. The Sheriff recognizes the body as that of the youngest Zamora brother who has a reputation as a trouble maker. His father Estaban Zamora, a Basque from Spain, is on the train planning to join his three sons in the new country herding sheep. The sons tell him a horse fell killing his son but Estaban quickly realizes they are lying. The Basque tradition requires the father to exact revenge for the killing of a son. Everyone including the sons want to prevent Estaban from following the tradition. As Esteban asks questions, he soon learns his youngest son was running with a group of sheep rustlers and the family name is smeared. The Sheriff tells Estaban there is little evidence showing him the knife Flint recovered. Estaban recognizes the knife as one he made for his sons and confronts the eldest son Manuel. His wife ... Written by