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.
Don't do it!
!لا تفعل ذلك
Lassen Sie das!
¡No lo hagas!
Ne fais pas ça !
Não faça isso!
Не смей!