‘The time of humanity on this world has come to an end. The long night is starting. The age of the undead is upon us.’ Manchester, 1993. The vampires of Great Britain have received a message: the long-awaited arrival of their evil messiah is imminent. It’s time for a recruitment drive. On holiday in Tasmania with Tegan and the Doctor, Nyssa is attacked by a demonic child. She escapes unharmed - except for two small wounds in her neck. Why are the descendants of the Great Vampire so desperate to obtain the blood of a Time Lord? And what is their connection to a forbidden ancient Gallifreyan cult?