masterpiece, high quality, highres, photorealistic, ultra-detailed face, smooth skin, flawless face, perfect symmetry, detailed texture, 8k resolution, sharp focus, brilliant contrast, dynamic composition, young woman, strikingly beautiful appearance, large breasts, toned muscles, highly provocative pose, sitting on top of a man, facing him, both partners nude, woman in control, her legs straddling his hips, with erotic lingerie colored like grass still present but pulled aside to expose her genitalia, brows, delicate and naturally arched eyebrows, short, curly red hair, vibrant emerald green eyes, perfectly detailed eyes, symmetrical and well-balanced face, no facial distortions, playful and mischievous gaze, small nose with a slight upward curve, full lips with a deep red hue, smooth cheeks with a natural blush from the fresh air, fair, freckled skin, no imperfections, the man is lying on his back on green grass, toned and muscular, strong arms resting on the ground, watching the woman with a confident gaze, his body tanned and well-defined, woman's short, naturally messy but stylish, flowing freely as she moves, her hands resting on the man's chest, controlling the rhythm, her large, full breasts exposed, nipples visible, toned body and muscular legs straddling the man's hips, both are surrounded by a mountain valley with green grass and scattered wildflowers, with majestic snow-capped mountain peaks in the distance, sunlight reflecting on both the grass and the snow, deep shadows on their faces, clear blue sky, the woman is wearing minimal green lingerie that mimics the color of grass, the straps barely holding onto her body, green thong pulled aside to fully expose her vulva as she sits on the man, fully in control, provocative and confident expression, both partners deeply connected, explicit focus on sensuality and mutual pleasure, dynamic hair movement reflecting light wind, bodies in perfect harmony with nature