Kamen rider Build: A totally Possible Faust Mystery

In a world full of spies, aliens and the supernatural the an alien invader named Evolto lives amongst them he has a son named y/n l/n who take on the task of attending highschool dealing with the important stuff like girls, school and more girls, while he's not in school he's fighting crime again the organization known as Faust as Kamen Rider Build, he will have to team up with agents and spies who are also his classmates can he survive dealing with his now crazy life.