One day, author John Green finds Benedict Cumberbatch hiding in his office. Many of us would be happy with that. But what do you do when Benedict is convinced he is Sherlock, and that the television show Sherlock is a ruse set up by Moriarty and must be shut down? You call your brother Hank, who has many hot tubs, and you think of a plan to get Benedict Cumberbatch home. But the path back to the set of Sherlock is not an easy one, or a fully clothed one, or one that can happen on dry land. Benedict doesn't seem to know that there is more than one John in the world, and he believes all of the fanfic he has ever read. Also, Doritos.

On a cold night, Stephen Dene went to the Eton boathouse to perform a desperate act. But someone stopped him along the way, sending his life in a new and decidedly strange direction–leading him to London, to two new friends, and to a world of shadows and mystery. From New York Times bestselling author of 13 Little Blue Envelopes, Key to the Golden Firebird and The Name of the Star, The Boy in the Smoke is a thrilling prequel to The Shades of London series.