akira hamaguchi, darling in the franxx, effects, liquid, 1girl, zero two (darling in the franxx), 1boy, pink hair, hiro (darling in the franxx), black hair, long hair, horns, topless male, ponytail, hetero, cloud, sky, couple, looking at another, day, red horns, oni horns, green eyes, hand on another's shoulder, blue eyes, blue sky, anime coloring, alternate hairstyle, hands on another's shoulders, open mouth