A pair of astronaut brothers have angrily stormed into the president’s office at Hiden Intelligence! Raiden, an astronaut Humagear who manages Satellite There, is infuriated by all the things Aruto is doing. Raiden and his younger brother Subaru take Aruto along to the Hiden Space Exploration Center. There, somehow A.I.M.S. and MetsubouJinrai.net appear one after another…