1girl, arknights, auhoug, banned_artist, bare_shoulders, bikini, blue_sky, breasts, detached_sleeves, hair_intakes, hair_rings, horns, long_hair, long_sleeves, looking_at_viewer, navel, official_alternate_costume, purple_eyes, red_hair, side-tie_bikini_bottom, sky, smile, solo, standing, stomach, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, thigh_strap, thighs, very_long_hair, wading, water