darling in the franxx, effects, naoya takahashi, smears, smoke, 1girl, 1boy, zero two (darling in the franxx), hiro (darling in the franxx), pink hair, horns, long hair, black hair, uniform, red bodysuit, military uniform, pilot suit, military, bodysuit, oni horns, red horns, anime coloring, necktie, looking at another, red gloves