1girl, arknights, backlighting, bare_shoulders, bikini, black_bikini, black_choker, blue_sky, blush, breasts, choker, cleavage, closed_mouth, criss-cross_halter, day, detached_sleeves, feet_out_of_frame, flower, hair_between_eyes, hair_ornament, hair_rings, halterneck, hammock, holding, holding_flower, horns, long_hair, long_sleeves, looking_at_viewer, medium_breasts, navel, official_alternate_costume, outdoors, purple_hair, red_hair, see-through, sitting, sky, solo, star_(symbol), star_hair_ornament, sunlight, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, swimsuit_cover-up, thigh_strap, tuzhate, very_long_hair, white_flower