Lauro hunts caribou in white out conditions on Alaska's North Slope; Bret and Ivy, buried under heavy snowfall, push to set their 230-mile trapline; Daniel launches from his floating cabin to hunt deer along the rugged coast; Jake sets the pack on their first lion chase of the winter and turns up a massive tomcat which puts them to the test; Paul takes flight in a bush plane to scout for new trapping and hunting territory.