BNA - Zero: Beasts That Can't Become Even Better

BNA Zero- Beasts That Can't Become Even Better (ビー・エヌ・エー・ゼロ　まっさらになれない獣たち bī enu ē zero massarani narenai kemono-tachi) is a light novel prequel for the anime series.

It is written by Nekise Ise and it releases on April 23rd.

Summary
N/A

Characters

 * Shirou Ogami