1girl, arknights, arm_behind_head, arm_up, armpits, artist_name, black_dress, breasts, buckle, cleavage, closed_mouth, dress, gradient_background, grey_background, horns, id_card, large_breasts, long_hair, looking_at_viewer, purple_eyes, red_hair, sleeveless, sleeveless_dress, solo, surtr_(arknights), the_other_lilac, upper_body, very_long_hair