There is something wrong with the house. Something far beyond creaking floorboards and woodworm. Ordinarily, Paige Daniels embraces the challenges that come with having a parent serving in the military. However, when her family are posted to the sleepy Welsh island of Ynys Mon, Paige discovers that their new quarter comes with a grislier history than most. Plagued by an unknown entity with a malicious streak, Paige must join the pieces of a decades old puzzle if she hopes to save the ones she loves...