Following the loss of their son, a retired sheriff and his wife leave their Montana ranch to rescue their young grandson from the clutches of a dangerous family living off the grid in the Dakotas.

Diane Laneas Margaret Blackledge
Kevin Costneras George Blackledge
Kayli Carteras Lorna Blackledge
Lesley Manvilleas Blanche Weboy
Will Brittainas Donnie Weboy
Jeffrey Donovanas Bill Weboy
Booboo Stewartas Peter Dragswolf
Ryan Bruceas James Blackledge