the sound of a violin played through the corridors As I entered flat 221, flatB was where most of the action happened, the foundation of a mind palace, a friendship and unbreakable bond that is John Watson and Sherlock Holmes, It was just the two of them. Going out and solving cases together and even going through breaking the hardest temptations together. But when a new character walks into their lives the whole thing becomes one big mess and you need to do is take one look.