Concrete Revolutio

It is the 40s of the Shinka Era... In Japan, "superhumans" such as giant aliens, super robots, and monsters were active. While causing mysterious incidents, the "superhumans" at times stop destruction and save people. Jirou Hitoyoshi belongs to the "Superhuman Bureau," which works to register and protect such superhumans, and he has come to scout Kikko Hoshino, who is working as a server at a café. She is a "witch girl" type superhuman. And right in front of Jirou and Kikko, a battle between Grosse Augen, the superhuman of justice, and an "S" Planetarian unfolds, leaving Jirou and Kikko no choice but to join in the battle.

Fuurouta is a prank-loving ghost with transformation abilities. He became a bird at a department store in Ginza and let free a beautiful insect that was on sale. However, it was no average insect at all. The "Black Fog" that occurred at the same time flowed to Nagatacho and engulfed the area around the National Diet Building. Jirou and Kikko, who were handling the problem, meet Fuurouta at the police station and take him to the "Superhuman Bureau." Fuurouta gets interested in the bureau's activities and tries to go against the "Black Fog" in order to join...

Society was stunned by a case of serial bombings. Raito Shiba, a detective who exclusively handles superhuman cases, gets suspicious that there is nothing left behind at the scene. Raito guesses that employees of the military corporation Yatsuka Heavy Industry were attacked, and investigates the factory in Tachikawa. Then at a nearby park, he meets a girl named Mieko in a schoolgirl uniform. When the conflict worsens with the "Superhuman Bureau," which he has seen as an enemy for long, the surprising secret about Mieko comes to light. Raito, who had his life taken away by an evil organization and was made into a machine body, starts to get complicated feelings in his mind.