Sixteen year-old Nick knows that demons are real! Magicians call up demons in exchange for their power. The demons can appear in any shape, show you marvels, promise you anything - until you invite them in and recieve their mark. What happens next? First you get possessed. Then you die.
Nick's been on the run his whole life, ever since his mother stole a charm from the most feared magician of them all, and the only person he trusts is his brother Alan. Alan's just been marked by a demon. Only Nick can save him, but to do so he must face the magicians - and kill them. atahe hunt is on, and Nick's going to discover things he never dreamed were out there ...