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