Volume 12 - Fall Oblige

Fall Oblige is the twelfth volume of the Hidan no Aria novel series released on May 24, 2012. This novel contains the Normal Life arc.

Chapters

 * 1st Ammo: As if into Thin Air - Like Vanish
 * 2nd Ammo: Kinji, An Ordinary Person
 * 3rd Ammo: Moe Mochizuki
 * 4th Ammo: Kikuyo Kagataka
 * 5th Ammo: Enlightening Emptiness

Trivia

 * Kinji Tohyama succeeds in his goal from Volume 1 of transferring out of Butei High.
 * Oblige refers to being bound to an action due to a law or rule. In this case it has to do with Reki's oath to Kinji to always be with him.
 * It is revealed that when Kinji put in his paper work to transfer, Reki did the same as well to follow him as part of her oath to him.
 * Moe Mochizuki, Kikuyo Kagataka, Magane Tohyama, Setsu Tohyama, Jinyang Cao Cao, and Kou are introduced.
 * Seigen Shokatsu and Tamamo return.
 * GIII gets the name Kinzou Tohyama
 * Moe is symbolized by a dog and Reki a wolf.
 * There are two dichotomy references within the volume where Kinji is struggling on where he belongs:
 * A wolf (Reki) and dog (Moe) representing the difference between Butei life and normal life.
 * Kikuyo and Moe representing the difference between the underground life and normal life.