Sherlock is upset at not knowing who the mastermind behind the Noahtic and Drebber cases is, and takes his frustration out on John. While returning by train from an investigation, Sherlock has a chance reunion with William.
You want to know who it is that can create
the ultimate mystery, don't you?
تريد أن تعرف من يكون صانع الغموض المطلق، صحيح؟
Sie wollen doch die Person kennenlernen,
die diese obersten Mysterien erschafft.
Quieres saber quién es el que puede crear
el mayor de los misterios, ¿o no?
Vous voulez savoir qui peut
créer le mystère ultime ?
Você quer saber quem conseguiu criar
o maior mistério de todos, não?
Ты хочешь узнать,
 кто задал тебе первоклассную загадку?