Some things belong together, the one with the other...natural pairs. Sherlock Holmes and John Watson. Holmes and Watson. Sherlock and John. Whether it's in an empty house during the Blitz, a West London strip club in the 70s, or deep in the heart of a Hong Kong computer lab, the meeting of these two legendary men is inevitable. Spanning 128 years, here are the stories of that destiny. Of how a detective meets a doctor, of how they change each other in heart and mind. Of how they fall in love.