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 now that Jack the Ripper got
away from him before his very eyes,
Wenn ihm Jack the Ripper
vor der Nase davonläuft,
Y ahora que Jack el Destripador
huyó estando en sus propias narices,
E agora que Jack, o Estripador,
fugir bem diante de seus olhos,