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