1girl, bare_shoulders, beach, belt, bikini, black_bikini, blue_eyes, blue_hair, blush, breasts, byleth_(female)_(fire_emblem), byleth_(female)_(summer)_(fire_emblem), byleth_(fire_emblem), cleavage, fire_emblem, fire_emblem:_three_houses, fire_emblem_heroes, flower, hair_flower, hair_ornament, halterneck, hibiscus, large_breasts, leonmandala, looking_at_viewer, medium_hair, navel, ocean, official_alternate_costume, outdoors, sideboob, solo, swimsuit, tassel, upper_body