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