A lethal virus spreads throughout Great Britain, infecting millions and killing hundreds of thousands. To contain the threat the government evacuates as many survivors as it can out of the infected area and the rest of the country succumbs to fear and chaos. The quarantine is successful. Three decades later, the Reaper Virus violently resurfaces. An elite group of specialists, including Eden Sinclair, is urgently dispatched into the still-quarantined...

Twenty years ago, aliens from another planet made contact with Earth. Now, the refugee camp they are forced to live in has deteriorated into a slum-like ghetto. When field operative Wikus van der Merwe is put in charge of evicting the aliens, he contracts a strange virus that changes his DNA to match that of the refugees. As his body begins to mutate, he becomes a hunted man, and the aliens' only hope for freedom.