Searching for the true killer of Count Drebber, Sherlock and John set a trap for the culprit using a wedding ring found at the murder scene as bait. After a struggle in which the ring is lost, Sherlock is able to deduce who the real killer is.
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
Vous voulez savoir qui peut
créer le mystère ultime ?
Você quer saber
Ты хочешь узнать,
 кто задал тебе первоклассную загадку?