@CLGaber was a huge honour for me to be involved in this project with such lovely people and an amazing book #ascenders — Roger O'Donnell (@RogerODonnell) September 5, 2015

Walker Callaghan doesn’t know what happened to her. One minute she was living her teenage life in suburban Chicago…and the next minute, she was in a strange place and in a brand new school with absolutely no homework, no rules,…