1girl, arknights, bare_legs, bare_shoulders, bikini, crossed_legs, foot_out_of_frame, hair_between_eyes, hair_rings, hand_up, horns, legs, long_hair, looking_at_viewer, outdoors, purple_eyes, red_hair, sandals, sitting, solo, stomach, strappy_heels, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, thigh_strap, thighs, toes, very_long_hair, yajuu