A genetically modified virus mutates, transforming everyone it infects into zombies, wiping out most of the human race. Across the world, small pockets of survivors fight to stay alive and escape the terrifying hordes of flesh eaters.Tom, Becky and their two children are trying to fight their way to safety, and finding other survivors along the route, their numbers swell. Their ultimate goal is to make their way to the place they've come to call their...