Introduction: The first case was treated as a rabies anomaly. An isolated outbreak. But soon, the virus spread with an uncontrollable speed. It didn't just kill鈥攊t transformed. People became unrecognizable creatures, distorted by an insatiable rage and a thirst to attack anything uninfected. They weren't undead, but something far worse. Faster, more violent, more intelligent. In a matter of days, humanity ceased to be at the top of the food chain. Borders between countries became irrelevant. Governments fell, armies were decimated, and global infrastructure collapsed. What was once civilization became nothing but ruins and ashes. Those who remained soon understood they faced an inevitable choice: evolve or become extinct....