Photon: The Idiot Adventures

Photon Earth is a young boy with extraordinary strength, bearing the label "Baka" on his forehead, courtesy of his friend Aun Freya. When Keyne Acqua, a fugitive pilot, is accidentally marked with the same label, Photon finds himself unexpectedly engaged to her. Papacharino, a villain, is after the secrets of "Aho" energy, which is connected to Keyne's grandfather's ship.