Action adventure from the bestselling author of Young Sherlock Holmes A world of adventure a mouse-click away . . . Calum Challenger is desperate to find a creature not yet discovered by anyone else. He is sure that its DNA will unlock a cure to his paralysis. But a sinister corporation called Nemor is desperate for rare DNA too. They want to make millions from it . . . and will stop at nothing to get there first. As Calum guides a group of friends in a thrilling search for a shadowy creature, it looks as if he has the upper hand. But then a spate of brutal kidnappings puts everything at risk. With Calum held hostage in New Mexico and computer-hacker Tara locked up in London, who can warn the rest of his group - ex-SAS soldier Rhino, free-runner Gecko and Natalie, the spoilt daughter of Calum's guardian -that they are hurtling headlong into the jaws of death?