Tunnels of Blood (Cirque du Freak 3)

Darren Shan, the Vampire's Assistant, gets a taste of the city when he leaves the Cirque Du Freak with Evra and Mr. Crepsley. When corpses, drained of blood, are discovered, Darren and Evra are compelled to confront a foul creature of the night who may prove to be the end of them all...