A British journalist from St. Helens in England, goes to Dublin to find out why so many animal attacks are taking place. She soon discovers that a Doctor John Landis has a secret drug to turn people into werewolves and vampires. He gets his victims from the local hospital and meetings of people who have lost a loved one. Her journey to solve this mystery starts from Dublin in Ireland, to Blackpool in England, then onto the Isle of Wight and finally the Isle of Mull.