A six‑second, ultra‑realistic, cinematic‑quality video: at its center walks a tall, voluptuous young woman with porcelain skin, perfectly sculpted features, and no freckles. Her silky hair cascades over her shoulders. She wears an opulent white evening gown with an exceptionally wide skirt and an extra‑long train that trails behind her; the intricate weave of the fabric is clearly visible, layered with sheer tulle that subtly shimmers. She strides gracefully through the interior of a vast, black‑toned castle—towering obsidian pillars, dark marble floors that gleam with a cold radiance under flickering candlelight, and lifelike bas‑relief carvings on the walls. She moves forward at a natural walking pace. The shot uses physical‑based rendering: perfect depth of field isolates her from the background, volumetric light from the candles drifts gently through the air, and the floor’s reflections are richly detailed. Flecks of golden particles drift around her. The overall color palette leans cool, with subtle blue‑black contrasts, evoking the look of high‑end Hollywood fantasy VFX frames—solemn, mysterious, and dreamlike.