In late 19th century Britain, a rigid class system propelled the country to global dominance. Amidst this structured society, a brilliant mathematics professor named William James Moriarty hides his true nature. By day, he's a charming nobleman, but by night, he's the mastermind behind a criminal organization, using his exceptional problem-solving skills to help those in need while secretly plotting to revolutionize society.

A brutal series of murders of young boys rocks London, leaving authorities ba...