A school, standing solemn in a lonely Britain, sleeps quietly, the corridors shrouded in a murderous silence and heavy with thickening shadows. A musty smell seeps through the shafts of moonlight and splatters of dry blood. Only a few corridors bear witness to the dragging movement of the undead.... Within the school, twenty teenagers take shelter in the abandoned rooms, huddled together in chance of escaping, of living...