A certain unlikely hero...Touma Kamijou has gotten permission to leave Academy City and goes on a beach vacation with his family. But somehow no one is who he remembers-and a certain magical spell is to blame for everything! Touma finds himself swept up in the mysterious Angel Fall spell in the latest volume of the smash-hit light novel series! | A Certain Magical Index Vol. 4 (light novel) by Kazuma Kamachi, Paperback | Indigo Chapters