1girl, animal_ears, arknights, ass, bare_shoulders, bikini, bridal_garter, brown_hair, cloud, cowboy_shot, eyjafjalla_(arknights), eyjafjalla_(summer_flower)_(arknights), flower, from_behind, hair_flower, hair_ornament, horns, koaaan, long_hair, looking_at_viewer, looking_back, off-shoulder_bikini, off_shoulder, official_alternate_costume, outdoors, parted_lips, pink_bikini, pink_eyes, pink_flower, pink_lips, plaid, plaid_bikini, ponytail, sheep_ears, sheep_horns, short_sleeves, solo, standing, swimsuit, thighs, water