Sherlock Holmes’ fame has also brought him notoriety and there are those in the criminal underworld who must move against him or find their schemes in ruins...

While Holmes and Dr Watson solve what will become some of their most famous cases – Silver Blaze, The Greek Interpreter and The Musgrave Ritual among them – the forces of international crime plot their revenge against the detective.

And it is in The Final Problem that Dr Watson has the sad task of telling the grisly, fatal and shocking tale that saw Holmes finally meet his match – in the guise of the diabolical Professor Moriarty and a terrible struggle at the Reichenbach Falls...