Crossover between Sherlock Hound/Meitantei Holmes and Danger Mouse (2015). Thanks to some criminals from Danger Mouse's universe, he and Penfold find themselves in 1911 London of a new world. How to get home? Maybe Sherlock Hound and Dr. John Watson can help! Slash. Dangerfold. Danger Mouse x Penfold. Johnlock. Hound x Watson. Rated to be safe.