Sherlock Hound The Adventure of the Blue Carbuncle Treasure Under the Sea

The famous blue ruby is stolen in such an elaborate way that only one villain can be suspected Professor Moriarty It is up to Sherlock Holmes to return it and in the process to turn a young pickpocket on the right path In the second part Moriarty sets his sights even higher stealing a topsecret submarine from the Navy What does he need it for Holmes is once again on the trail