Moriarty the Patriot Episode 13

Sherlock's on the case as his world begins to crossover with the Moriarity Brothers and their underworld machinizations. Both groups find themselves entangled with Irene Adler, a courtesan with high-ranking clientele. Her latest actions threaten the British Crown as we see Sherlock's brother Mycroft hiring Albert Moriarity with retrieving classified information and silencing Adler permanently. Mea