Photorealistic full-body portrait of a young cut girl with long straight black hair, athletic body, dark eyes and defined features. She is on all fours on a snowy field, wearing a black knitted sweater and grey furry boots, looking back over her shoulder toward the camera. Her butt is exposed. Bright sunny winter day, snowy landscape with bare trees in the distance, clear blue sky. Realistic skin texture, high detail, outdoor photography.