Deep in the Appalachian Mountains, Charlie (Billy Bob Thornton) controls his family and his meth-dealing business with his fists. When his young son Jacob (Hopper Penn) meets the girl of his dreams, desperately wanting to escape the life he is expected to lead and freeing himself from the clutches of his cruel father and long-suffering mother (Robin Wright), he is forced to go head-to-head with the terrifying man who will stop at nothing to ensure loyalty from all of those around him.