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