1girl, arknights, black_dress, black_headwear, black_pantyhose, black_thighhighs, cleavage_cutout, clothing_cutout, detached_sleeves, dress, habit, long_hair, pantyhose, parted_lips, pelvic_curtain, red_eyes, smug, solo, specter_(arknights), specter_the_unchained_(arknights), thighhighs, two-tone_dress, very_long_hair, water, white_dress, white_hair, yuuki_uyu