When a deadly virus is accidentally released into a major city, its population is quarantined by military blockade. And for a wealthy industrialist desperate to rescue his daughter from inside the rabid chaos, his only hope is former commando Max Gatling (Dolph Lundgren). Now Gatling has one day to bust in, blast through hordes of the undead, find the girl, and hunt for a way to get them both out alive. But will a small band of survivors and an army of killer robots turn his mission into maximum slaughter?