Ultra Hd, 8k, photorealistic, close-up from below, 45yo blonde woman, athletic and sophisticated, in the throes of a desperate solo climax inside a corporate restroom cubicle. Her charcoal grey skirt is bunched up around her ribs, and her black-rimmed glasses are sliding down her nose. Her fingers are buried deep inside her thick hairy pussy, stretching her large swollen labia wide as she frantically rubs her clit. Her face is tilted back, eyes rolled back in ecstasy, mouth wide open in a silent moan. Clear female ejaculate is squirting in bursts from her pussy, soaking her fingers and dripping onto the sterile white floor. The contrast is extreme between her high-end professional attire—the white silk and charcoal wool—and the raw, wet, graphic reality of her masturbation. The lighting is a mix of cold fluorescent and the warm glow of her flushed skin.