hei xing (pixiv 5165661), chisa (wuthering waves), wuthering waves, absurdres, chinese commentary, commentary request, highres, 1girl, ass, back, bare shoulders, black bra, black hair, black panties, bra, from behind, hair ribbon, long hair, looking at viewer, looking back, median furrow, panties, parted lips, red eyes, red ribbon, ribbon, shoulder blades, sitting, smile, solo, thighs, underwear, undressing, very long hair