akira hamaguchi, darling in the franxx, effects, liquid, 1girl, 1boy, pink hair, zero two (darling in the franxx), hiro (darling in the franxx), sky, swimsuit, one-piece swimsuit, cloud, black hair, long hair, horns, topless male, day, green eyes, blue sky, white hairband, oni horns, hairband, cloudy sky, parody, looking at another, anime coloring, outdoors, sweatdrop, white one-piece swimsuit, red horns