wei wuxian, wei wuxian (yiling laozu), modao zushi, highres, 1boy, ahoge, androgynous, ass, ass focus, back, bare back, bare shoulders, bed sheet, bite mark, black hair, black hanfu, blush, chenqing flute, chinese clothes, clothes down, dizi, eyelashes, flute, flute tassel, from above, from behind, girly boy, hair down, hair ribbon, hair spread out, half updo, hanfu, hickey, holding, holding flute, holding instrument, huge ass, implied yaoi, instrument, light particles, lips, long hair, long sleeves, looking at viewer, looking back, lying, male focus, mousepad (medium), off shoulder, official alternate hairstyle, on stomach, open clothes, open robe, parted lips, pectorals, red eyes, red ribbon, red sash, ribbon, robe, rope marks, sash, shoulder blades, sidelocks, smile, solo, sweat, takatakamii, tassel, toned, toned male, transverse flute, very long hair, white background, wide sleeves