The Adventures of Sherlock Holmes and Dr. Watson (film) invited to The Diogenes Club by Sherlock's older brother Mycroft. The club hosts the most unsociable men of London, and they have banned talking. Once there, Mycroft, asks him to help Lady Eva Blackwell. She is being blackmailed by one of the most villainous men of London, Charles Augustus Milverton who is demanding £7,000 for some letters he has stolen from her, threatening to release them to the public if she does not pay the ransom. Upon their release, the letters would cause a scandal that would end Lady Eva's marriage engagement. Sherlock agrees to help her. The same day,
Young Sherlock Holmes: Black Ice older brother Mycroft continues to increase. Sherlock's older brother, who works in espionage, invites Sherlock and Amyus to visit him in London, and is quickly framed for murder. In an unprecedented move Mycroft breaks his fixed orbit, and takes a trip to Russia to investigate whether or not events in that country are related to his murder accusation. Amyus, a very tall man, who helps Sherlock investigate Mycroft's murder accusation. Being his tutor he is attempting to hone Sherlock's observational and deductive skills along the way. Rufus Stone is a violinist who becomes involved in the adventure when Mycroft reveals