Chapter Twelve of Nights in Diagon Alley!
Nights in Diagon Alley
A Sherlock/Hermione crossover fanfiction by xxDustNight88
Taking a wrong turn one night, Sherlock Holmes stumbles into an alley he never even knew existed, which is saying something considering he has all of London mapped out in his Mind Palace. With the help of Hermione Granger, he's able to learn more about himself and the world around him than he ever thought possible.