Young Sherlock Holmes: Black Ice Young Sherlock Holmes: Black Ice Young Sherlock Holmes: Black Ice is the third novel in the Young Sherlock Holmes series that depicts Arthur Conan Doyle's detective Sherlock Holmes as a teenager in the 1860s. It was written by Andrew Lane and released in the United Kingdom on 3 June 2011 by Macmillan Books. It follows on from "" and is followed by "" Mycroft Holmes invites Sherlock and his tutor, Amyus Crowe, to London for a visit. When they arrive at the Diogenes Club they find Mycroft holding a dagger over a dead body. The police arrive soon and arrest
Mycroft Holmes [...] the most indispensable man in the country." He apparently serves as a sort of human computer, as stated in "The Bruce-Partington Plans": Mycroft appears or is mentioned in four stories by Doyle: "The Greek Interpreter", "The Final Problem", "The Empty House" and "The Bruce-Partington Plans". While he does occasionally exert himself in these stories on behalf of his brother, he on the whole remains a sedentary problem-solver, providing solutions based on seemingly no evidence and trusting Sherlock to handle any of the practical details. In fact, Mycroft's own lack of practicality is a severe handicap despite his inductive talents: