Decipher the hidden contents in the letters, this is a game that never is outdated. Have you ever felt excited when Sherlock Holmes deciphered the mysterious symbols? When the main character in a detective movie decipher the clues left to find the truth? This is a fun game based on this theme; each level contains a hidden content inside a large number of characters (both alphabet and numerics), your task is based on the key provided to find the right content. Perhaps you will need some knowledge about decoding but don't worry too much, the game is quite simple. Are you ready? Let's go!.