Doctor Who: Silhouette by Justin Richards
"Vastra and Strax and Jenny? Oh no, we don't need to bother them. Trust me." Marlowe Hapworth is found dead in his locked study, killed by an unknown assailant. This is a case for the Great Detective, Madame Vastra.
Rick Bellamy, bare-knuckle boxer, has the life drawn out of him by a figure dressed as an undertaker. This angers Strax the Sontaran. The Carnival of Curiosities, a collection of bizarre and fascinating sideshows and performers.