1girl, arknights, bare_shoulders, black_one-piece_swimsuit, breasts, casual_one-piece_swimsuit, cloud, cloudy_sky, day, detached_sleeves, grey_hair, horizon, horns, large_breasts, long_hair, long_sleeves, looking_at_viewer, ocean, one-piece_swimsuit, outdoors, parted_lips, pointy_ears, red_eyes, shining_(arknights), shining_(silent_night)_(arknights), sky, solo, swimsuit, upper_body, very_long_hair, water, wn_(wani-noko)