Milverton blackmails Mary, exploiting her dalliance in antigovernment activities as a student. Sherlock decides to sneak into Milverton's estate to steal his evidence, but even that act was anticipated. Sherlock finds that he is not the only trespasser.
An eye for an eye...
Hier heißt es, Auge um Auge.
Ojo por ojo…
Combattons le feu par le feu.
Olho por olho…
Око за око.