1girl, arknights, bird, black_dress, bowlp, breasts, cleavage, cloud, cloudy_sky, detached_collar, dress, hair_between_eyes, holding, holding_sword, holding_weapon, horns, jacket, long_hair, looking_at_viewer, open_clothes, open_jacket, open_mouth, purple_eyes, red_hair, sky, solo, standing, surtr_(arknights), sword, teeth, thighhighs, upper_teeth_only, volcano, weapon