Eleven-year-old Tilly Pages, who has found comfort in her grandparents' bookshop since her mother's disappearance, now learns that she can bookwander into any stories, and decides to seek her mother.
When eleven-year-old Tilly Pages joins Oskar and his family on a Christmas trip to Paris, she and her friend bookwander into the land of fairy tales, where someone--or something--is causing chaos.