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