When Brian injures himself, Megan goes out alone. Cor and Andrew find a bear has made a home in Matson Cabin and things get worse when they discover much of Cor’s trapline at Matson creek was ravaged by fire. Guy’s ‘river highways’ suddenly soften, meaning he must survive the night in the bush. A warming Chinook has left dangerous open water throughout Mount DuRelle Valley that daredevil Dave and Mike need to cross.