Sherlock S1E2 E2

Season 1 · Episode 2

Sherlock: E2

First aired 2010-08-01

Watch S1E2

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.

Sherlock — Season 1 Episodes (3)