darling in the franxx, hair, smears, tomoyo kamoi, hiro (darling in the franxx), 1girl, zero two (darling in the franxx), 1boy, pink hair, long hair, black hair, hetero, clothed male nude female, tree, nude, couple, horns, oni horns, nature, military, uniform, military uniform, forest, completely nude, red horns, outdoors, breasts, hairband