Charlie clears trail along a treacherous stretch of the Yukon, with help from his daughter's new boyfriend. Chris and Jessi hatch a plan to hunt with homemade weapons. Pat's wife Lorene is rushed to a hospital in Fairbanks for emergency surgery.

A historic lack of snowfall prevents Stan Zuray from reaching his trapline. Charlie Wright joins forces with Stan to defend an ancestral trapline from an unknown invader. Courtney Agnes passes on dying native traditions to her daughter Cuppie.

Villagers race to prepare for an early cold snap. Stan uses Yukon engineering to make a risky repair to his truck. Chris and Jessi enlist their dog Tozi to help them haul firewood. And Charlie tries to stop a deadly fire.