High-Fashion Cinematic Portrait with Shutter Drag Effect

"A high-fashion cinematic portrait of a woman with wavy auburn hair, wearing a deep-V neck black velvet gown. The scene is drenched in a monochromatic {argument name="lighting color" default="deep red"} studio light. A 'shutter drag' or long-exposure effect creates a ghostly, ethereal motion blur trailing to the right of her face. She has a poised, high-glance expression with bold red lipstick. One hand is gracefully touching her neck, showing a