ABC Nightline

Eustace Conway survives by hunting, fishing and raising animals; Tom Oar lives with his wife on the Yaak River in Montana; Marty Meierotto, his wife and their daughter live in the small Alaskan town of Two Rivers.

Tom tries to save a friend's water supply and hunt his winter's meat; Eustace deals with the threat of someone trying to take his land; Marty Meierotto combats life-or-death situations due to breakdowns.

Eustace's fight with Justin reaches a boiling point; Tom loses his way high in the Rockies; Marty fights the elements as he tries to get home.

In the Yaak of Montana, Tom Oar is faced to make a decision that will determine the rest of his life. While being alone for months in Alaska, Marty Meierotto will battle the weather in order to make it home for his family. And in the Blue Ridge Mountains, Eustace Conway despite being ill continues to do what it takes to protect Turtle Island.

Tom Oar must put his work on hold while he tries to find winter meat and protect himself from looming predators. Eustace Conway brings in a former Turtle Island worker to pick up the slack and protect Turtle Island's most valuable resource. And Marty Meierotto battles time and Mother Nature as he races to make his fur deadline.

Tom Oar is forced to take matters into his own hands and push dangerous wolves away from his property. In North Carolina, the water runs out for Eustace, shutting down Turtle Island. And in Alaska, a simple mistake could cost Marty everything.

Eustace is forced to track down a poacher that has trespassed upon his land; unwanted grizzlies make themselves known to Marty; Tom and his friend Tim hunt antlers deep into the forest.

Eustace rides into town to make a final stand for his land; Marty battles weather and wind as he attempts to feed his family; an unwelcome bear threatens Tom's family.