Edwin L. Marin
A lowlevel feud in 1880 New Mexico Territory pits wealthy rancher Pierre Challon and son Marc versus homesteaders on the other side of Raton Pass. The Challon Ranch is so large that it is split in two by the Raton Pass, and the Challons have leased the strip from the homesteaders to allow their 10,000 head of cattle to graze on all parts of the ranch.Two strangers arrive by stagecoach, a ruthless man named Van Cleave and an attractive woman, Ann, who promptly seduces and marries Marc, who is blissfully unaware that shes strictly in it out of greed, not love. ........
Source: Wikipedia