A female knight with flowing long white hair and porcelain skin, her vivid green eyes piercing through the scene. Her symmetrical, narrow features exude an angelic quality. She is clad in exquisitely detailed light silver armor adorned with subtle gold elements, reflecting a sense of grace and strength. Her armor, a masterpiece of intricate design and craftsmanship, fits her tall, slender form perfectly. She wields a long sword, its sharpness unparalleled, gleaming with a polished sheen. The full body imagery captures her in 8k ultra-realistic detail, akin to a high-quality photograph. The cinematic composition employs dramatic lighting and real shadows, enhanced by a soft glow from studio-like illumination. RTX tracing techniques emphasize the depth of field, creating movie quality rendering with VFX-level post-production, casting natural reflections and dynamic lighting upon her, achieving a breathtakingly lifelike portrayal.