A Certain Magical Index is a Japanese light novel series written by Kazuma Kamachi and illustrated by Kiyotaka Haimura.
[2] Two short stories for the series, titled A Certain Magical Index SS, were published in Japan on July 10, 2007,[3] and on November 10, 2008.
[9] The third sequel, titled A Certain Magical Index: Genesis Testament, published its first volume in Japan on February 7, 2020.
The novel entails Tōma Kamijō, Index, and Stiyl Magnus battling a magic cabal with deadly plans after they infiltrated Academy City.
Toaru Kagaku no Railgun SS2: Ability Demonstration Trip: Academy City sends Mikoto to a shopping mall in Russia for an ability demonstration, where she meets a member of the New Light magic cabal named Lessar.