The Pandora virus has mutated and already has ravaged Asia, Africa and Europe in a devastating zombie apocalypse. Now it is America's turn. Rick Sturges and Phil"PJ"Jordan are taking their girlfriends for a weekend in New York City. They couldn't have picked a worse time. Now trapped in a city gone mad, they must fight bloodthirsty zombies and desperate survivors to try and make their way home. But Rick and PJ find that it's a struggle just to stay alive.