A few weeks after the infestation population Britain deadly virus rage infected died. Over time, American troops entered in Britain to start rebuilding the country. They created a special \"green zone\" is a fenced area of London, where gathered all the survivors. One of them was Don-the man who with his wife has kept the defense in his own home. Once, when they stormed the hungry zombies, Don fled, leaving his wife and now he bitterly regrets his deed.
In the Green Zone Kids come to him that at the moment of infection were outside the country and thus survived. Don tells the children that their mom died, and those who decide to find anything on the memory of it. Beyond the guarded territory, they penetrate into your home and find their mother is alive and healthy. She has immunity to the virus, and the military decide to get rid of the woman, not the threat of a new epidemic. But it is too late: after meeting with his wife, Dawn catches her.