darling in the franxx, effects, naoya takahashi, smears, smoke, 1girl, zero two (darling in the franxx), hiro (darling in the franxx), 1boy, pink hair, pilot suit, black hair, long hair, uniform, horns, bodysuit, military, military uniform, white hairband, red bodysuit, hairband, sitting, green eyes, cockpit, oni horns, red horns, anime coloring