[s1e2] The Blind Banker ✦ 【Quick】

In the BBC series Sherlock , the Season 1 episode "The Blind Banker" centers on a case involving a break-in and a Chinese smuggling ring, which Dr. John Watson recounts on his in-universe blog, featuring the cipher used in the plot. The episode is often noted for its use of Suzhou numerals and its focus on a "locked-room" mystery, despite some critics viewing it as slower-paced than others in the series. Detailed summaries can be found on Wikipedia .