1girl, alternate_costume, arknights, arms_behind_back, artist_name, bare_shoulders, black_dress, bouquet, bow, bowtie, collared_dress, dress, feather_hair, fiammetta_(arknights), flower, holding, holding_bouquet, inuko_(redconstellation), medium_hair, pink_flower, pink_rose, red_bow, red_bowtie, red_eyes, red_hair, rose, sleeveless, sleeveless_dress, solo, upper_body, watermark