I Am the Devil, I Am Too Strong

A continent based on magic, where demihumans, humans, monsters, and elves live together in groups; Under the Eternal Crown Demon King, the seven first demon kings divide and rule, and each corner of the continent dominates. The soul of an online novelist travels to another world and is reborn as the eternal crowned demon king. Joining hands with the five subordinates including the demon fox Bing Ling, the conquest begins! ! ! !