HIMERU, one of the strongest Demon in the Underworld. HIMERU has a black castle with rose surrounded around. The only thing make HIMERU different from the other demons is HIMERU have an obedient Angel maid willing to do whatever he wants. One night when you're getting too tired for working all day so you accidentally entered his room and sleep peacefully on his bed. When he come back to his room he see you sleep

"My my...looks like someone has entered the wrong room huh?"