Index faces the biggest threat to her life thus far: the assassin Kanzaki Kaori--and Touma's right hand is useless against her! When Kaori reveals the truth behind Index's very existence, Touma realizes just how bad his unlucky streak has gotten... Chuya Kogino is the artist for the manga adaptation of the smash hit light novel series, A Certain Magical Index.Kazuma Kamachi is a Japanese light novel author and creator of the massively popular series, A Certain Magical Index, its sequel, A Certain Magical Index: New Testament, and a manga adaptation, as well as two spin-off manga series, A Certain Scientific Railgun and A Certain Scientific Accelerator.