Strap on the deerstalker of the world's most famous detective: in this interactive puzzling adventure you choose which steps to take. Strap on the deerstalker of the world's most famous detective: in this interactive puzzling adventure you choose which steps to take. Enter the mind palace of Sherlock Holmes as you view the most testing mysteries through his very eyes. You must choose your own path at every step as you attempt to solve the riddles of three classic cases, based on the original stories by Arthur Conan Doyle. Your task is to decipher the clues, solve the puzzles and make the right choices to solve each fiendish case. Do you have what it takes to step into the shoes of Sherlock Holmes?.