The science fiction manga is set in the near future, when nearly 10% of the population are “humanoids” — human-like robotic artificial life. Humanoids are accepted as a matter of fact in society, yet they sufffer from their own problems and sicknesses. The story centers on the human Hikaru Sudō, who is a doctor specializing on humanoids.
Yuzo Sato (Police in a Pod, Akagi, Kaiji) is directing the anime at Madhouse. Ryunosuke Kingetsu (Police in a Pod, Samurai Girls, Gakuen Utopia Manabi Straight!) is supervising and writing the series scripts. Kei Tsuchiya (Police in a Pod, Laidbackers) is designing the characters, and also serving as the chief animation director. Takashi Ohmama (Mobile Suit Gundam: The Witch From Mercury) and Natsumi Tabuchi (My Next Life as a Villainess: All Routes Lead to Doom!) are composing the music.