Tom Stall (Viggo Mortensen) is living a happy and quiet life with his lawyer wife, Edie (Maria Bello) and their two children in the small town of Millbrook, Indiana, but one night their idyllic existence is shattered when Tom foils a vicious attempted robbery in his diner. Sensing danger, he takes action and saves his customers and friends in the self-defence killings of two sought-after criminals.