1girl, arknights, babydoll, bad_pixiv_id, bare_shoulders, bikini, black_bikini, blush, breasts, cleavage, closed_mouth, cowboy_shot, criss-cross_halter, day, detached_sleeves, hair_intakes, hair_ornament, halterneck, holding, hood, large_breasts, long_hair, long_sleeves, looking_at_viewer, navel, official_alternate_costume, outdoors, purple_eyes, red_hair, smile, solo, sora_mame_(princess_0sora), star_(symbol), star_hair_ornament, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, torn_clothes, very_long_hair