1boy, 1girl, alternate_costume, barefoot, beach, bikini, black_bikini, black_jacket, black_shorts, blue_eyes, blue_hair, byleth_(fire_emblem), byleth_(male)_(fire_emblem), collarbone, fire_emblem, fire_emblem:_three_houses, groin, hiomaika, holding_hands, jacket, long_hair, lysithea_von_ordelia, navel, ocean, open_clothes, open_jacket, shorts, swimsuit, twitter_username