Play the detective at the Riddle Reels video slot from PlayNgo. The Riddle Reels is all about the world’s greatest detective Sherlock Holmes. Join him and solve the case of the century! In a case of wealth and reward will crime pay, or can you sleuth your way to a fortune? The main symbols Irene Adler, Charles Augustus Milverton, Eugenia Ronder and, of course, Professor Moriarty. The rest of the symbols are a gun, a knife, a wrench and a rope. Your last symbol is the game’s Scatter which can unlock a whole host of game features! Are you up for the challenge? Collect the clues, put the pieces together and solve the mystery!