A visceral, hyper-realistic masterpiece in the style of Caravaggio, dark chiaroscuro lighting with deep shadows and dramatic highlights. High-angle rear view. A plump 50-year-old Caucasian grandmother, tanned glistening skin, blonde hair in a nice perm, beautiful detailed face, big eyes, wearing stockings and Queen of Spades jewellery. She is sitting astride a massive, muscular brown-skinned man in a cowgirl position, on the sofa facing him, kissing him passionately. Deep vaginal penetration, huge penis entering her, visible stretching of her vagina around his cock, He is squeezing her gigantic breasts and large bum. In the background, a dressed Caucasian husband smiles while watching, other naked brown-skinned men with erect cocks await their turn around the sofa. Excessive white cum seeping from the pussy, dribbling down the shaft, forming puddles on the couch and floor. Tints of orange light from an out-of-frame table lamp, Painterly textures, oil on canvas, dramatic contrast, moody atmosphere, anatomical precision, 8k resolution, cinematic composition.