akira hamaguchi, darling in the franxx, effects, liquid, 1girl, hiro (darling in the franxx), 1boy, zero two (darling in the franxx), pink hair, hetero, horns, closed eyes, black hair, long hair, couple, imminent kiss, blush, anime coloring, sky, ponytail, face-to-face, looking at another, green eyes, cloud, red horns, swimsuit, hug, oni horns, day, hairband