The Browns scramble to pull off an "extreme" wedding on the mountain.
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.
When the ranch comes under fire from encroaching hunters, Gabe takes it upon himself to learn to ride a horse as the family constructs a fence around the property. And later, Gabe and Raquell leave the mountain for the birth of their baby girl.
A life-threatening cold front approaches the mountain and the family prioritizes shelters for their livestock. The task is easier said than done, as it will require the siblings to make a risky journey to a neighboring mountain to salvage lumber.
A deep freeze halts the water supply, sending the ranch into a new crisis. And with a critical load of lumber delivered to the base of their mountain, the Wolfpack must problem solve to get their house back on track.
When an ostrich lays its first egg, the Brown siblings rush to figure out how to incubate it. Bear gets a special visit from a girl on North Star Ranch as the family prepares for a surprise celebration for Billy and Ami's 40th wedding anniversary.
The Browns flee the mountain during a dangerous lightning storm in the heat of fire season. To ensure their safety, they devise ingenious new fire safety measures, including a bush alert system and animal evacuation ark, which they put to the test.
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.
Bear overnights in the wild as he absorbs life-changing news. A gentler Bam takes the lead on a critical next step of the main house build, while Noah creates a Bush Monster Plow to clear heavy snow. Sister Bird makes an unusual gift for Gabe.
As winter winds down, the Browns prepare for a medieval-themed birthday celebration for Baby Eli. Pushing through the pandemic, the Browns complete the main house just before a massive wildfire strikes the mountain.