Mitchell, George and Annie find themselves being tracked by two mysterious strangers, a Professor Jaggat and Kemp, after finding out that Vampires, Werewolves and Ghosts exist, they will do anything in their power to rid this world of such abominations. Meanwhile Annie who is now in control of her visibility to humans, decides to get a job, and George is finding it hard to cope with his involvement in the death of Herrick.