A high-end swinger party scene in a luxurious, dimly lit room with several naked men and women wearing elegant masks. Some couples are actively having sex in the background. Women are touching each other. In the foreground, a 42-year-old woman with pale skin and short straight hair stands or kneels, fully nude. She wears an ornate black mask and her face shows intense pleasure. Her firm breasts and round buttocks are clearly visible. Her pubic hair is visible. The environment is rich and erotic, filled with lust, with candles, velvet furniture, and a warm sensual glow. Everyone is naked and masked, no clothing, no censorship. Photorealistic, cinematic, ultra detailed textures, 4k quality, erotic but tasteful., (oral sex), masquerade,