Arthur Penhaligon is not supposed to be a hero. He is in fact supposed to die an earthly death. But then his life is saved by a key shaped like the minute hand of a clock. Arthur is safe but his world is not. Along with the key comes a plague brought by bizarre creatures from another realm. A stranger named Mister Monday his avenging messengers with bloodstained wings and an army of dog faced Fetchers will stop at nothing to get the key back even if it means destroying Arthur and everything around him. Desperate Arthur ventures into a mysterious house a house that only he can see. It is in this house that Arthur must unravel the secrets of the key.