Lost in time with no way home, Sheriff Joy must navigate a new life among her Shoshone ancestors.

Perry seeks help from an unexpected family member. The Tillersons promise revenge against the Abbotts, while Royal contends with a new threat to the West Pasture.

Royal and Cecelia become desperate in their attempt to save their ranch. The Tillerson’s are dealt with a startling turn of events.

Royal rediscovers an unlikely ally; Cecilia grapples with the possibility of Autumn’s identity as Autumn becomes increasingly unhinged.

Autumn’s erratic behavior reaches a fever pitch. Royal and Cecilia take matters into their own hands.

Time is a motherf**ker.

In the aftermath of the bison stampede, the Abbott family is more fractured than ever. Royal and Cecilia confront some difficult truths as they fight to keep their family together.