Toaru Majutsu no Index SS: Necessarius Special Admission Test

Toaru Majutsu no Index SS: Necessarius Special Admission Test (とある魔術の禁書目録SS -『必要悪の教会』特別編入試験編) or Toaru Majutsu no Index: Necessarius SS, previously known as Toaru Majutsu no Index SSS is a story written by Kamachi Kazuma, released in parts in the limited editions of the Blu-ray and DVDs of the Toaru Kagaku no Railgun S anime.

Synopsis
The story revolves around the Amakusa-Style Remix of Church being tested by the Church of England to become part of it, but later changes with the Amakusa being involved in a conspiracy after conspiracy being piled up on top of one another, forcing them to not only clear their name but aid in stopping the various conspiracies happening around them.

Chapter List

 * Chapter 1
 * Chapter 2
 * Chapter 3
 * Chapter 4
 * Chapter 5
 * Chapter 6
 * Chapter 7
 * Chapter 8

Characters
By order of appearance
 * Tatemiya Saiji
 * Itsuwa
 * Tsushima
 * Isahaya
 * Ushibuka
 * Kouyagi
 * Orsola Aquinas (mentioned only)
 * Elizard