Pretty Jen and silent Casey. Violent Sharp and self-harming Selfie. Lauren, who won't eat and Boo who eats things she shouldn't. Brick, the brilliant hacker full of rage. Robin, the charmer, escape artist and master thief. Hasan, who did something so bad even the adult carers working in their secure unit for troubled adolescents can't hide their dislike of him.
And Al, the magician with a book of spells that are beginning to cost more than he's willing to pay.
Ten troubled teenagers locked in with their worst fears. Freedom is a thing of the past. And something is stirring inside the magic book. Something watchful. Something hungry...