When an emergency brings Browntown to a halt, Billy makes an unexpected choice that will forever change the lives of the entire wolf pack. Matt steps up to take his role as eldest Brown brother more seriously.

In honor of Billy's birthday, the family sets up a series of surprises and celebrations. A visit from old childhood friends inspires Billy, Ami and the rest of the wolf pack to reflect back on a lifetime of stories and adventures in the wild.

Matt, Bam, Bear, and Gabe head out on their first-ever hauling job without father and it's anything but smooth sailing. Back in Browntown, Bird, Rain, and Noah do their best to keep their homestead stable.