When Norman Oswald takes the job at Castaway Cove, he knows it's going to be his last. As caretaker of an abandoned amusement park, he'll have time enough to finish his book and plenty of solitude to end his life. But as winter approaches, the park seems less and less lonely. Amidst the haunted whisperings of restless spirits, he hears the voice of his daughter inviting him to join her in the netherworld where a mysterious being is engaged...