1girl blue_eyes blue_hairband blush breasts brown_hair darling_in_the_franxx eyebrows_visible_through_hair girl_on_top hairband heart heart-shaped_pupils herozu_(xxhrd) hetero kokoro_(darling_in_the_franxx) large_breasts long_hair looking_at_viewer mitsuru_(darling_in_the_franxx) mouth_hold navel nipples sweat symbol-shaped_pupils