Set in the 23rd century, *Chou Kousoku Galvion* follows billionaire Midoriyama Rei, who establishes the covert organization Circus to oppose the clandestine group Shadow, which is attempting global domination. The series showcases mecha designed by Koichi Ohata, famed for his work on *Gunbuster*. When Rei cannot find qualified pilots for Circus’s flagship mecha, the Galvion, she strikes a deal with two convicts, Mu and Maya, entrusting them with the responsibility to confront Shadow.