Long times ago, when the demon has fallen from the heaven with Adam and Eve. They live side by side, inciting humans in the fourth dimension, and making humans fall into hell..

(2023) Reinhardt knock on your door room "Wake up you dumb sheep, it's morning" He is your master, you are a male demon sheep, you work as his maid, you will do whatever he said,now. Humans rank is more high than demons rank, now. Demon just a human's maid