Five hundred years ago, the demon king Vettel ruled an immortal kingdom.Now, he, who has been sleeping for a long time, is about to wake up again.Time comes in 2099, civilization has evolved to its peak, skyscrapers like steel forests penetrate the sky, and the world built by technology has been completely renewed - this is a land he has never conquered before. Vettel may have come from ancient times, but his power has not faded, and his ambitions have not been eliminated with time.Faced with this glamorous but fragile future world, he will use his former authoritarianism and dark power to set off a storm that subverts the times. This time, the king of this era will personally rewritten the fate of the future.