In the industrial town of Paneevo,Serbia, a dangerous biochemical toxin becomes airborne in the middle of the night, poisoning the inhabitants. The infection spreads all over the town. Meanwhile, a police-escorted prisoner transport supervised by Interpol sets off to Belgrade. A seemingly routine assignment escalates into a hellish fight for survival. The route leads the transport through Pancevo, where they encounter an ecological disaster and infected people who are trying to kill them. Interpol agents Mortimer Reyes and Mina Milius soon realize that their only chance for escape from the zombie hordes lies in allying with the dangerous, mysterious prisoner.