1girl, o, adapted_costume, animal_ear_fluff, animal_ears, arknights, bad_pixiv_id, black_dress, blush, bow, bowtie, breasts, cat_ears, clothing_cutout, dress, flying_sweatdrops, green_nails, grey_hair, hands_on_own_chest, heart, jewelry, juejue, kal'tsit_(arknights), long_hair, long_sleeves, looking_at_viewer, maid_headdress, nail_polish, official_alternate_costume, open_mouth, ring, simple_background, solo, underboob, underboob_cutout, upper_body, white_background, white_bow, white_bowtie