Tom McKenna, a well-respected man, leads a quiet, charmed life with his loving wife and family in a small town. But when he kills a robber in self-defense at the diner he runs, Tom is lauded by the national media as a vigilante hero. Unfortunately, the media spotlight also brings him to the attention of some sleazy criminals who recognize Tom as a former associate gone underground. Now, to protect his family from certain peril, Tom must return to his secret past and confront a history of violence.