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