1girl, arknights, black_dress, black_headwear, breasts, dress, hand_on_own_cheek, hand_on_own_face, hat, long_hair, medium_breasts, parted_lips, red_eyes, solo, specter_(arknights), specter_the_unchained_(arknights), sudadachi, two-tone_dress, upper_body, very_long_hair, white_dress, white_hair