1900. The era of Queen Victoria is coming to an end. Moriarty returns to London to once again become the head of a criminal empire. But the situation has changed a lot. The Professor has a young and energetic opponent, ready to use the most brutal methods in the struggle for power. Moreover, there is a traitor among Moriarty’s closest henchmen. Realizing that now you can’t trust anyone, the “Napoleon of the Underworld” begins to prepare for the decisive battle.