An Australian schoolboy, Jess, was riding in a car of the New York subway on an excursion to the Memorial for the Victims of the September 11 terror attack when, as a result of a terrible explosion, the train crashed. Only Jess and three of his friends survived. When they reach the surface, they find that the city lies in ruins, and the people who managed to survive are infected with a terrible virus that turns them into bloodthirsty zombies…