15-second ultra-fast black-and-white anime fight. One swordswoman vs six masked attackers in a rain-

15-second ultra-fast black-and-white anime fight. One swordswoman vs six masked attackers in a rain-soaked alley. EVERYTHING is monochrome except her vivid crimson-red katana blade. Instant attack-no buildup. Rapid cuts: low-angle sprint, extreme close-up eyes, blade clash, wall-run, spinning dodge, overhead strike, ground-level slide under an attacker. She ricochets between enemies at impossible speed, the single red blade carving sharp crimson arcs through the monochrome action. Final 3 seconds: everyone charges at once. She vanishes in a burst of speed-six lightning-fast strikes from different angles. Silence. She appears behind them and sheathes the sword. CLICK. All six drop simultaneously. High-contrast manga anime, extreme speed, aggressive camera changes, speed lines, impact frames, fluid choreography. ONLY the katana blade and its motion trail are red. Everything else strictly black, white and grayscale.