sui_ojin, firefly_(honkai:_star_rail), year_2024, 1girl, black_hairband, closed_mouth, cropped_jacket, from_side, grey_hair, hair_between_eyes, hair_intakes, hair_ornament, hairband, long_hair, looking_at_viewer, neckerchief, orange_neckerchief, solo, two-tone_eyes, upper_body, highres, honkai:_star_rail, honkai_(series)