Maggie (Eliza Bennett) is a 12-year-old girl living in Germany. She lives with her father, Armour (Brendan Fraser). Her mother, Lysa (Sienna Guillory), mysteriously disappeared when Maggie was still an infant. For more than a decade, Armour has supported his father and daughter by binding old books. Maggie is curious about her mother's whereabouts, but her father remains silent. The lonely little girl wanders in the sea of books every day, letting her thoughts fly. One night, a dirty and evil guy (Paul Bettany) breaks into the father and daughter's home. Armour and his daughter flee to the home of their aunt, Eleanor (Helen Mirren). At this time, Maggie finally learns the real reason for her mother's disappearance and the magical power of her father. It turns out that Amo can bring the characters in the book into the real world through reading, and this is the beginning of the disaster... This film is adapted from the first part of the best-selling series by the famous German female writer Cornelia.