The third and final book in the epic HOUSE OF SECRETS series. Get ready for another roller coaster ride of an adventure! The Walker kids âe" Cordelia, Brendan and Nell âe" may have saved the world, but they canâe(tm)t save their home and must leave Kristoff House. Things canâe(tm)t get any worse, but thenâe¦ Turns out the Wind Witch is still alive and planning an invasion. To defeat her the Walkers must return to the book world, split up and embark on a dangerous quest âe" facing aliens, dinosaurs and monstrous creatures from the deep. The Walkers always have each otherâe(tm)s backs, but must go it alone in their most important mission yet. And this time, if they fail, thereâe(tm)s no coming backâe¦