Charlie pursues the wolf pack leader; Joey turns to his father for help after the warm winter; Nations thinks the team has the wrong leader.

Stan has the dangerous task of building an ice road across the Yukon River. Joe & Bob take their chances to embark on a perilous caribou hunt. Charlie confronts Nations about his trapline neglect. Pat & Courtney are faced with an alarming discovery.

The pressure is on Nations, when the Moores head out for the first major dog sled race of the season. Stan faces a hard decision when one of his dogs falls ill. Charlie has had enough once he sees the state of the trapline he handed over to Nations.