The slot sport is ready within the widespread 5x3 structure with 20 fixed paylines. The background is foreboding just like the London fog in among the adventures of Sherlock Holmes. The ace sleuth smoking his pipe awards the best line payouts. he is accompanied at the reels together with his partner Dr Watson. the other thematic symbols are iconic objects related to the duo. there's the magnifying glass that Holmes makes use of to look for clues and the leather-based folder containing the physician’s manuscripts of the instances solved. The low paying symbols are ornately designed gambling card fit icons. you can also get a shard of a diamond on any reel. it'll get accumulated above that reel. 3 or extra blue keyhole symbols anywhere at the reels trigger the bonus game on the second one screen. 4 of those symbols award in addition a bonus prize of one,000 cash and 5 of those symbols award a bonus prize of 10,000 cash. within the bonus sport you are taken to a warehouse in which crates are piled up in stacks. you have to keep picking crates. each pick out will monitor one of 3 items. A bag of coins will award you an instantaneous bonus. lacking shard of diamond might be transferred on your collection inside the major sport. A smoke bomb will stop the bonus characteristic. three or extra golden keyhole symbols will award 10 unfastened spins. 4 of these symbols award further an advantage prize of 1,000 coins and 5 of those symbols award an advantage prize of 10,000 cash. All payouts within the unfastened spins are improved three times. The shards above every reel may be of the identical colour. whilst you gather all five shards above any reel, both via the bonus sport or thru the reel spins, it'll shape a entire diamond. there may be also a revolutionary jackpot ticker above every reel. the first reel has the smallest jackpot and the 5th reel has the biggest jackpot. after you accumulate a whole diamond then you may be awarded the corresponding modern jackpot.