A culprit is arrested in the Jack the Ripper case which was solved by the Moriartys. Suspecting a frame-up by Arterton, Lestrade asks Sherlock for help in finding evidence that would prove it. Meanwhile, Paterson works to sneak Bonde inside the station.
The Merchant of London."
Die Zeugen von London
El mercader de Londres
Le marchand de Londres
Лондонский свидетель