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