When Sherlock Holmes is visited by his brother, Mycroft, the legendary detective is in for more than a friendly family reunion. Can the brothers work together to solve a grisly case? The British government must turn to Sherlock Holmes for assistance once again when top-secret documents go missing. The Bruce-Bartington Plans are highly confidential submarine designs, but they were stolen, leaving behind a trail of gruesome murders. Working with his trusted friend, Doctor Watson, Holmes sets out to recover the stolen plans and prevent an international catastrophe. The detective’s remarkable skills of deduction are showcased in this short story alongside the camaraderie and intellectual rivalry between Holmes and his brother Mycroft. First published in 1908, ‘The Adventure of the Bruce-Partington Plans’ is a classic example of detective fiction and a must-read for fans of Arthur Conan Doyle. This edition features a specially commissioned introduction.