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.
So, what do we do?
Und wie gehen wir weiter vor?
Entonces, ¿qué vamos a hacer?
Et donc, on fait quoi ?
Então o que faremos?
И что нам делать дальше?