After Evie dresses up like her estranged grandmother, a Holocaust survivor, on “Heritage Day” at school, she becomes increasingly obsessed with this dark part of her family history.

After a mammoth cruise ship sails over the site of the Titanic’s disaster, dark and deadly events start to occur on board. As the ship’s captain investigates the tragic occurrences, it becomes clear that the passengers and crew from the original Titanic have returned.