In a world ravaged by the zombie apocalypse, a group of mercenaries take a desperate gamble on a heist that could change their lives forever: infiltrating a walled-off Las Vegas casino. Led by Scott Ward, a widower with a score to settle, the team navigates treacherous hordes and booby traps in a quest for $200 million. Along the way, they must confront their own demons and make impossible choices in a battle for survival against a foe that will stop at nothing: the undead.