darling in the franxx, effects, fabric, hair, jun uemura, liquid, smears, 1girl, hiro (darling in the franxx), 1boy, hetero, black hair, zero two (darling in the franxx), couple, pink hair, tongue, saliva, sweat, kiss, tongue out, blue eyes, long hair, french kiss, green eyes, looking at another, horns, oni horns, bangs, face-to-face