Untold story Sherlock Holmes 'greatest rival, Moriarty! Pred tým, ako bol Sherlock's rival, Moriarty fought proti unfair class caste system in London by make sure corrupt nobility got their comeuppance. Alebo len most well-intentioned plány môžu spin z control-will Moriarty's Dream of more just a ekval world turn him into a hero...or a monštier? Sherlock's múr Milverton zvestuje na ulici Britské Empire šokovať truth, ktorý William James Moriarty je Lord of Crime! With both noble and commoner určuje jeho názov, William sets jeho ultimate plán v pohybe a štarte purging influential figures. Realizing, že William means to shoulder all the blame himself, Louis a ostatné must decide what to do.