Tintenwelt

Cornelia Funke's Inkworld series, known in German as Tintenwelt. Twelve-year-old Meggie discovers that her father Mo can read characters out of books, and when a villain is read into the real world the family is drawn into the world of a book called Inkheart. The trilogy of Inkheart, Inkspell and Inkdeath was followed by a fourth novel, The Colour of Revenge, in 2023.