***COVER IS NOT MINE IM PRETTY SURE IT'S A DARK SOULS ARMOR*** Dagon (daygun) was once the hero of his world he threw everything into protecting it and nearly lost his life in the process and as payment the Kings called him a criminal now he has no home to return too and is left starving so turns to the very being he faught to protect his world... The demon king (it is a woman but you know it's a traditional title so it isn't flexible to gender like demon queen)
again go to google amd look up assassin of the kuh'all ram and again it should be the first picture