1girl, alternate_costume, backless_outfit, black_one-piece_swimsuit, blue_eyes, blue_hair, breasts, byleth_(female)_(fire_emblem), byleth_(fire_emblem), cloud, fire_emblem, fire_emblem:_three_houses, hair_between_eyes, large_breasts, looking_at_viewer, medium_hair, ocean, one-piece_swimsuit, outdoors, pomelomelon, pool, sitting, sky, smile, solo, swimsuit