1girl, 80illu, arknights, bare_shoulders, black_jacket, blue_sky, breasts, ch'en_(arknights), ch'en_the_holungday_(arknights), cleavage, closed_mouth, collarbone, cowboy_shot, day, dragon_horns, horns, jacket, large_breasts, leaning_forward, long_hair, long_sleeves, looking_at_viewer, navel, ocean, off_shoulder, official_alternate_costume, open_clothes, open_jacket, orange_eyes, outdoors, purple_hair, sky, smile, solo, stomach, wading, water