With predators stalking the homestead, the need for safe grazing land is greater than ever; Atz Sr. and Atz Lee head to Perl Island to begin plans for a new pasture; Otto and Eivin set to work transporting a small herd to the island by boat.

Things get explosive when the Kilchers expand a road on their homestead with detonation expert Desmond Duffy; Jane and Charlotte get stuck in the mud on a fishing trip; Atz Sr. and Bonnie brave the back country to salvage vital resources.