background animation, darling in the franxx, hair, kazutaka sugiyama, 1girl, hiro (darling in the franxx), zero two (darling in the franxx), 1boy, pink hair, long hair, bodysuit, black hair, horns, green eyes, pilot suit, red bodysuit, white hairband, anime coloring, oni horns, blood, hairband, bangs, blood on face, looking at another, hetero, open mouth, red horns, uniform, breasts