A rash of abductions that end in murder plague London police; William discovers a clue linking the victims and his brothers take an interest in the case.

In 1866, a brilliant young orphan and his ailing younger brother are taken in by a charitable aid organization.

Albert invites the brothers to come live at the Moriarty's estate, but the pair are not warmly welcomed by the other members of the household; Albert grows increasingly disturbed by his family's intolerance, and resorts to drastic measures.

William begins teaching at a university and is invited to dinner at the home of the Viscount of Belfor.

Lucian, one of William's students, fails to come home for three days, while the pub waitress Lucian declared his love for leaps to her death from a bridge.

William embarks on a new project to make the citizens of London audience to crimes that expose the skewed nature of the world.