They called it a vaccine. It was never meant to cure. After the first pandemic faded, the world exhaled. Then came the second. This time, it wasn't a virus—it was a trigger. A psychological weapon buried in the bloodstream. And when it activated, the vaccinated turned on the unvaccinated with terrifying precision. Caleb, Jax, and Eli were trained for war. But not this kind. As cities crumble and chaos reigns, the brothers must survive both a collapsing government and the civilians it's reprogrammed into weapons. Trust no one. The real sickness is control.