A manga adaptation with art by Amaru Minotake has been serialized via Futabasha's digital publication Web Comic Action since October 2017.

J-Novel Club has licensed the light novel and manga series for English releases in July 2019, with the first English-translated volume being published in November 2019.

As Akira Ono prepares to shut down the servers of his creation, the MMORPG Infinity Game, he suddenly finds himself in the body of his character, Demon Lord Hakuto Kunai, after an unexplained event.

He encounters and summons various companions who join him on his travels, and his reputation as "Demon Lord" spreads throughout the land, making him a target.

[2] A manga adaptation with art by Amaru Minotake has been serialized via Futabasha's digital publication Web Comic Action since October 2017.

[8][a] It is produced by Ekachi Epilka and directed by Hiroshi Kimura, with series composition by Ōka Tanisaki, and character designs by Chiyo Nakayama.

[62] The opening theme song is "Ashita Sekai ga Owaru Toshite mo" (明日世界が終わるとしても, Even if the World Ends Tomorrow).