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.
We now have someone in the
chain of command at the Yard.
Hiermit gehört
die Befehlskette von Yard uns.
Ahora tenemos en Scotland Yard
a alguien en la cadena de mando.
Un des nôtres est désormais aux commandes.
Agora nós temos alguém na
linha de comando da Yard.
Мы заполучили рычаг
для управления полицией.