Do you have what it takes to be a spy? Learn how to walk in the shadows and take down prolific criminal networks. Containing eight escape room scenarios, test your decision-making skills in this interactive puzzle book. Can you crack the cases before they discover your identity? Get ready to be taken through the ranks of secret service training, as you learn how to infiltrate the world's toughest gangs - and stop them in their tracks before they get away with the crime. Including verbal and visual puzzles, spot the difference, as well as code-cracking cryptograms, hanjie, sudoku and much more, this is an ultimate puzzle book, for new and seasoned puzzlers alike. The rules are simple. Solve each of the eight cases in under an hour, or your cover will be blown. Also available: The Perfect Crime Puzzle Book (9781789293357).