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.
Yeah! Leave that to me, Paterson!
Ouais ! Compte sur moi, Patterson !
Isso! Deixe comigo, Paterson!
Ага, я не подведу, Патерсон!