ultra-detailed, photorealistic full-body shot of a mature, fit, slim blonde woman in her late 40s with freckled skin, sitting frontally on a simple white stool against a stark white studio background. She is looking directly into the camera with a serious, confident expression. Her blonde hair is pulled up into a messy bun, and she is wearing thin-framed eyeglasses and simple hoop earrings. She is completely topless, fully exposing her natural, pendulous breasts with distinct, pinkish-brown areolas and erect nipples. Around her neck, she wears a thick, white leather BDSM collar with a large silver O-ring at the front. Her legs are spread wide apart, revealing her entire crotch. She wears a matching white leather garter belt low on her hips, with straps connecting to opaque white thigh-high stockings. Her vulva is completely exposed, showing a neatly trimmed, dark patch of pubic hair on her mons pubis. Her feet are propped up on the stool between her legs, crossed at the ankles, and she is wearing white open-toed, high-heeled sandals. The lighting is bright and even, high-key studio lighting. The image has a subtle film grain, shot on 35mm film, sharp focus, 8K resolution.