Crouched in shadow, I watch a single guard cross a moonlit courtyard. One wrong step alarms the whole fortress, restarting thirty minutes of careful progress. No bullets, no distractions—only patience, sound, and the perfect path. My heart pounds with each close call, racing as I inch past a sleeping dog and a crackling radio. That rush of silent triumph makes the countless restarts worthwhile, making me feel like a ghost in the machine. hardcore stealth challenge 4