1girl, arknights, bare_shoulders, bikini, bilibilida, breasts, cleavage, cloud, day, detached_sleeves, hair_between_eyes, hair_rings, halterneck, hammock, horns, large_breasts, long_hair, long_sleeves, looking_at_viewer, navel, ocean, official_alternate_costume, outdoors, panties, purple_eyes, red_hair, scrunchie, side-tie_panties, sitting, sky, smile, solo, stomach, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, thigh_strap, tree, underwear, very_long_hair, wrist_scrunchie