Episode Description: Beware, spoilers! To read - hover over the text.
Joan met at the meeting, a common acquaintance, she and Holmes. The girl asked them to find his younger sister. Sister was killed in a special way. At the scene there was no trace. Holmes figured out that it was done by unmanned vehicles. Mycroft arrives, hits on joana. Joana came into the restaurant Diogenes, but it is not there. Notices a suspicious man, Holmes said earlier that the Corsican mafia. Decides to go after him. She was being kidnapped.