1girl absurdres animal_ears arknights belt bingansuan_jiamouren black_dress black_footwear black_hairband black_pantyhose breasts closed_mouth crystal dress full_body hairband high_heels highres jewelry lin_(arknights) long_hair long_sleeves medium_breasts mouse_ears mouse_girl mouse_tail necklace pantyhose purple_eyes purple_hair simple_background solo tail thigh_strap white_background wide_sleeves