The aftermath of the terrorist attack on the Koala Chemical plant is swift and violent, with hundreds of thousands of re-animated corpses spreading out in both directions from central Long Island. John and his family are trapped in Suffolk County and the Zombie Hunters decide to brave the onslaught and try to rescue them. But they are cornered behind a building that has already been claimed by a group of looters. When the National Guard arrives with orders to shoot anything that moves, these unlikely allies have to band together to survive the rest of the night.