1girl, beret, black_dress, black_headwear, brown_hair, closed_mouth, collar, doll_joints, dress, dutch_angle, feet_out_of_frame, flower, hair_flower, hair_ornament, hair_spread_out, hands_up, hat, herta_(honkai:_star_rail), honkai:_star_rail, honkai_(series), joints, long_hair, lying, night, night_sky, on_side, outdoors, purple_collar, purple_eyes, purple_flower, rilu_(riumuowo), sky, solo, star_(sky), starry_sky, very_long_hair