Apex Protocol: The World's Deadliest Tutorial

When 10 billion people enter a 30-day battle royale with 1 million survivor slots, a broken Delta Force operative discovers his trauma makes him the perfect predator. Marc Voss survived Syria by shutting down. Now the System gives everyone one random skill and forces humanity into the deadliest tutorial in history. His gift? Tactical Overlay. Not the strongest skill. But combined with special forces training and stone-cold detachment, it's enough to make him apex. The math is simple: kill efficiently or die pointlessly. The zones shrink. The culling events massacre millions. And every "optimal" choice strips away another piece of his humanity until he can't tell the difference between tactical necessity and becoming a monster. Some people die in the Tutorial. Others just stop being human. The question is: which is worse?