A stunning young woman with long, flowing hair tied in an intricate braid, capturing the natural beauty of Rapunzel, sits by a sunlit window sketching an elaborate drawing of her enchanting tower. Her surroundings are bathed in warm, natural light, highlighting the lifelike details of her serene expression and graceful pose. The scene is a masterpiece of photorealism, with an epic composition that brings out the fine textures of her hair and the vibrant colors of her attire in ultra-realistic 8k quality. The atmosphere exudes a timeless charm, as the sunlight delicately plays across her features, immersing the viewer in this captivating moment.