Sherlock Ninja #1 Curious Case of the Iron Monkey

"A mysterious killer is stalking the streets of Victorian London, terrorizing its Chinese immigrant community. Scotland Yard enlists the aid of the world's greatest detective, a man who combines a brilliant deductive mind with commensurate skill in the ancient arts of ninjitsu. The evidence he finds all leads to a mysterious figure known as the Iron Monkey. But are the clues really pointing him in the right direction, or is he climbing the wrong tree?"