“Eternity is really rather boring, John. Mortal life seemed as though it would be far more interesting.” Sherlock is actually the Devil, but he decided to live as a mortal because ruling Hell was boring.

“My high school reunion is on,” John tells Molly. There’s a short pause as she processes this. “That sounds like fun,” she offers. “Do you want to go?” “Oh yes, because that couldn’t possibly go badly. ‘Hello, I’m John Watson, I’m a professional killer.’ ” A Grosse Pointe Blank AU.