(best quality, masterpiece, extremely detailed, high depth of field, film tone, cool pastel colors, 8K) A timeless masterpiece outdoor portrait in the style of Ryu Hyun Joon, featuring a beautiful, innocent young woman with bare shoulders in a delicate, flowing white chiffon dress. She stands beside an ancient flowering tree with incredibly detailed blossoms. The serene river with crystal-clear blue water is in the background. At the bottom of the image, there are meticulously detailed blades of grass. In the background, a blue sky with white clouds enhances the tranquil and pure atmosphere, with every intricate detail captured in high depth of field and cool pastel film tone colors. This image is an extraordinarily complex and sophisticated masterpiece.