His razor-sharp intellect, uncanny powers of deduction, and knowledge of the criminal underground are legendary throughout London. He solves cases with the able assistance of his close friend and confidant. And, one day, he will become the arch enemy of Sherlock Holmes.

Meet Professor James Moriarty - consulting criminal.

In these three original tales - collected for the first time - Andy Weir brings to life a Moriarty worthy of the Great Detective himself.

1. The Adventure of the Dishonor Among Thieves
2. The Adventure of the Unscrupulous Assassin
3. The Adventure of the Sealed Room