As the siblings race to complete their ambitious water system, Billy gets news that shakes the Wolfpack and redirects their future. Meanwhile, Bear goes on an important hunt where he reflects on an important life decision.

It's late fall and the Browns kickstart their ambitious cabin build. Bam and Gabe go on a deer hunt as the family scrambles to pull off an "extreme" wedding on the mountain, but days before the ceremony, things take an unexpected turn.

Gabe is attacked by an aggressive ostrich and loses one of his most prized possessions in the process.  When the ranch gets hit with the first snowfall, the family builds a big bonfire to unfreeze the ground under their house site.