1girl, a216953341, animal_ear_fluff, animal_ears, arknights, bare_shoulders, blush, cat_ears, closed_mouth, dress, green_eyes, grey_hair, hair_over_shoulder, long_hair, looking_at_viewer, low_twintails, official_alternate_costume, rosmontis_(arknights), rosmontis_(become_anew)_(arknights), simple_background, sleeveless, sleeveless_dress, solo, sweat, twintails, very_long_hair, white_background, white_dress