2girls, ahoge, aqua_headwear, arknights, arm_up, armpits, ball, bare_arms, bare_shoulders, beach, bikini, blue_one-piece_swimsuit, breasts, cleavage, collarbone, competition_swimsuit, cowboy_shot, cup, drinking_glass, eyewear_on_head, food, frilled_bikini, frills, fruit, hair_tie, hat, lemon, lemon_slice, long_hair, looking_at_viewer, medium_breasts, multiple_girls, navel, ocean, one-piece_swimsuit, one_eye_closed, outdoors, parted_lips, pota_douzhi, red-framed_eyewear, red_bikini, red_eyes, skadi_(arknights), skadi_the_corrupting_heart_(arknights), solo_focus, specter_(arknights), stomach, sunglasses, swimsuit, very_long_hair, volleyball, volleyball_(object), water