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.
And the one behind it...
Verantwortlich dafür ist
Y quien estuvo detrás…
Et son auteur, c’est…
E quem está por trás disso...
И подстроил его...