They?ll chase you. They?ll rip you open. They?ll feed on you . . . When the sickness came, every parent, police officer, politician ? every adult ? fell ill. The lucky ones died. The others are crazed, confused and hungry. Only children under fourteen remain, and they?re fighting to survive. Now there are rumours of a safe place to hide. And so a gang of children begin their quest across London, where all through the city ? down alleyways, in deserted houses, underground ? the grown-ups lie in wait. But can they make it there ? alive?