A charming young woman with sleek white hair styled in a stylish ponytail, adorned with a horned headband, dressed in a dark denim jacket. She carries a backpack equipped with a sleek katana. Her striking blue eyes reflect the vibrant neon lights of a bustling cyberpunk subway environment. Rendered in hyperrealistic detail, the scene is captured in stunning 8k resolution, resembling an ultra-realistic 3D render created with cutting-edge technology, emphasizing an expressive style and dynamic atmosphere.