'What a blast. Weird murders, creepy villains, fiendish puzzles, non-stop action - what more could you want from a book?' Charlie Higson 'Lane's writing is detailed, with scenes of exquisite terror ... This is a world of shadowy conspiracies and sinister groups who have agents everywhere ... nothing is what it seems. A hugely enjoyable treat for budding gumshoes' Daily Telegraph 'The dramatic, violent ending leaves enough narrative strings dangling that readers over the age of 12 who enjoy detective fiction will grab for the sequel next fall' Wall Street Journal '... gripping ... fast-moving adventure that will not disappoint fans' Carousel This book was great fun to read and I think that it would be a good read for any teenager. It has a strong plot which is full of unexpected twists, turns and developments. Teen Titles Andrew Lane made all the difference... It's nice to have an author who occasionally indulges us all in wild flights of fantasy The Guardian Children's Books Conan Doyle knew how to tell a rattling good adventure yarn and without a doubt so does Andrew Lane. He writes fluidly, introducing his characters with style and humour, never labouring a scene or wasting words; admirable qualities for any author, but in some ways, even more necessary for someone writing for a younger audience Crime Review