When sixteen-year-old Rose creates a blog for an English assignment, she doesn't realize it will change her life forever. An elegant stranger arrives to announce that Rose has an aristocratic French grandfather who would like to meet her. Upon arriving at her grandfather's magnificent castle, Rose becomes enchanted with her new life, and particularly with Charlie, a charming boy who is equally besotted with Rose. But as Rose begins to delve deeper into her family's past, her fairy tale turns into a nightmare as it becomes clear that someone wants her dead!