retro anime style, In the pitch-black night, a beautiful female samurai flies through the air, her movement sharp and graceful as she swings her katana downward with fierce precision. Her stunning face, smeared with streaks of blood, remains focused and cold, embodying both beauty and ruthlessness. The force of her swing sends gusts of wind swirling around her, lifting clouds of white and red sand that swirl chaotically in the air, creating an intense and dramatic backdrop. The night is filled with tension as the stark contrast of the pale sand and the blood-red grains encircling her frame heightens the sense of violence and grace intertwined in this powerful moment of action