Sherlock - Season 1 Episode 2 -
Season 1, Episode 2 - The Blind Banker
A mysterious cipher is being scrawled on the walls around London. The first person to see the cipher is dead within hours of reading it. Sherlock plunges into a world of codes and symbols, consulting with London's best graffiti artists. He soon learns that the city is in the grip a gang of international smugglers, a secret society called the Black Lotus.
Please explain the problem in a few words.
Max 255 characters.
Max 255 characters.