1girl absurdres ass bad_id bad_pixiv_id bare_shoulders black_nails black_skin chain collar colored_skin facial_mark fang forehead_mark gradient_background grey_background hand_on_another's_head hand_on_own_chest highres horns long_hair looking_back muscular nail_polish original photoshop_(medium) pointy_ears skirt teeth thighhighs tongue tsukishiro_yashiro white_hair white_skin