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