I suppose there really isn't a way I can go about saying this without elaboration, or ease around the undeniable truth. Unusual things have happened here at Baker Street, but never has there been anything stranger than the day we walked in to 221B and found an elephant in the room. (Inspired by the reference in 'The Sign of Three').

"That was his trademark, the bell. The dog would wear it around his neck. That's how you knew he was coming. It would be the last sound his victims would ever hear." Rated T for descriptions of violence and minor language.

A dying man calls 999 and tells the operator something extraordinary. His last words send Sherlock and John on a case that is too fantastical to be true, and what they find could shake the very foundation of the modern world.