Photograph of a sexual act, prone bone fucking. A 25-year-old woman with dark curly hair, medium skin tone, and a slim body type, is lying flat on her back on a rooftop terrace at night, her arms stretched out to the sides, eyes slightly closed, mouth open in mild exertion. A 27-year-old man with short black hair and a lean, muscular build is straddling her body, his hands gripping her shoulders as he presses down, his erect cock deep inside her, pounding rhythmically. City lights twinkle in the background, casting a soft glow on their bodies. Her legs are bent slightly, feet planted on the terrace floor, her tits rising and falling with each thrust. The background is softly blurred, focusing attention on the deep, intense penetration. Natural skin texture, photorealistic, high-quality photograph.