Five centuries ago, Demon Lord Veltol reigned over an immortal nation. Now, the time has come for him to awaken once again. The year is 2099, and civilization has reached peak evolution, leading to a high-tech landscape with towering skyscrapers—nothing like he’s conquered before. Veltol may be a relic of the past, but make no mistake, this new world will be his for the taking!

[Source: Crunchyroll]