The Guardian of Hierarchy : Hierarukī no gādian

Takashi Yaotzin Azuma is reincarnated into a world ruled by demons, devils, and angels following his suicide.



He also slaughtered his entire abusive family to express his resentment towards them. He evolves into the new demon lord, and he shares power with his enormous harem of high-ranking demons.



Naomi Celka Miyahara, the leading Archangel, wants to capture him and have some private fun with him. Yaeko, Takashi's dead sister, will return as the adversary to exact her revenge and pay him back for murdering her.