1girl, arknights, bare_shoulders, bikini, breasts, cleavage, cloud, criss-cross_halter, day, detached_sleeves, frills, hair_between_eyes, hair_rings, halterneck, hammock, holding, horns, long_hair, long_sleeves, looking_at_viewer, navel, ocean, official_alternate_costume, one_eye_closed, outdoors, parfait, purple_eyes, red_hair, ri_qing, sitting, solo, stomach, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, thigh_strap, tree, very_long_hair