Thanks to a devastating nuclear war, a group of people find themselves crammed together in a house in rural Texas, struggling to cope with radiation poisoning, grief and the locals.

The story of 4 lives slammed together in a shocking moment. Intercutting between a carjacking and the separate stories of the 4 kids in Atlanta, we watch as they hurtle toward a life-changing end.

The sadistic members of a villainous family return to their childhood home to terrorize the new home owners and their guests.