Goddess

A silver-haired anime woman with red eyes and a black and red outfit stands in a dimly lit room with a window, holding a long, slender sword. She performs a series of fluid, stylized movements, including drawing the sword, a swift slash that emits a bright white and red energy effect, and a pose with a red, flame-like energy effect emanating from her hand, all set against a backdrop of a mountainous landscape visible through a window.