In early 20th-century Montana, Col. William Ludlow lives on a ranch in the wilderness with his sons, Alfred, Tristan, and Samuel. Eventually, the unconventional but close-knit family are bound by loyalty, tested by war, and torn apart by love, as told over the course of several decades in this epic saga.

In early 20th-century Montana, Col. William Ludlow lives on a ranch in the wilderness with his sons, Alfred, Tristan, and Samuel. Eventually, the unconventional but close-knit family are bound by loyalty, tested by war, and torn apart by love, as told over the course of several decades in this epic saga.