Realistic pornographic scene, nude brunette woman with a toned body and perky breasts riding a muscular man in a cowgirl position on a messy bed. She is moaning, with her hands on his chest, hips in motion, flushed cheeks, and wetness visible. The man is grabbing her waist, visibly erect, with detailed penetration. Natural light coming through blinds creates shadows on their naked bodies. Hyper-realistic skin texture, anatomical accuracy, visible fluids, facial expressions of pleasure, 8K ultra detail, NSFW, hardcore porn.