"Hunting hat, smoking pipe, coat collar turned up-- that's how we know Sherlock Holmes, the most famous detective of all time. He usually investigates from London's Baker Street. But Holmes' most spectacular case leads him in a fast-paced chase from the metropolis of London across the continent to the Swiss Alps. At the roaring Reichenbach Falls there is a showdown between Holmes and his archenemy Professor Moriarty. Who will triumph in this battle...

"London, 1889. A woman is being held prisoner while she awaits a forced marriage. Another has been kidnapped, and yet another disappears... As Enola seeks to rescue the three women, her brother embarks on a quest of his own. When Sherlock receives a mysterious package, he knows he'll need Enola's help to decipher its meaning. In the end, the three Holmes siblings will have to work together to answer the question that started it all: What happened...