夜のお風呂

wife woman, 8k resolution, masterpiece, long sleeve, best quality, extremely fine and beautiful design, extremely fine and beautiful colors, amazing surprise, dynamic production, cinematic lighting, black hair, blue eyes, wife model, starry sky, night, onsen, hot springs, silent atmosphere, open-air bath, towel wrapped around body, comfortable expression, spectacular daytime mountain view, healing moment, mountain relaxation, scenery integration.