Warning R18+ :
This story is full of violence, sexual scenes, nudity, and Mature content. If you don't like that kind of story, then this story is not for you.
It tells the story of Erian, who was betrayed by a woman when he lived on earth. He was killed and reincarnated as a demon king in another world. Erian, who previously had a weak body, changed drastically when he got a new body. He became a tyrant demon king who continued the war with other races.
He is also destined to face the hero summoned by the human race. War will cause a lot of destruction. That's why the world's balancing system moves. The system came back to life because the potential for destroying the balance of the world had emerged since Erian's arrival.
