Toaru Majutsu no Index Movie: Miracle of Endymion Story Underlay

Toaru Majutsu no Index Movie: Story Underlay (劇場版　とある魔術の禁書目録』 ストーリー下敷) is a short written by Kamachi Kazuma and published on a pamphlet for Toaru Majutsu no Index Movie: Miracle of Endymion.