masterpiece, best quality, (ultra high res:1.2), full body shot, half front view, underwater scene, a blonde woman 55-years-old, GILF, blond hair, chin-lenght hair, around floating short hair, (chubby:1.2), slim thighs, aged skin, happy face, the woman is wearing a blue skinny, one-piece swimsuit, see-through, look into camera, (mouth closed), focus on her face, she is swimming underwater, natural swimming position, legs slightly apart, arms slightly bent, sun is shining into the water, underwater, air bubbles rising, blue tiled rectangular pool as background