The United Commonwealth teeters on the brink of all-out civil war.

Testing survivor Cia Vale knows that she alone can lead the rebellion against the government, but to do so she must risk the lives of those she loves, and gamble on the loyalty of her lethal classmates. In the electrifying conclusion to this bestselling trilogy, Cia must use all she's learned to fight for a future that's free from fear, and the stakes are higher than ever...

Ready or not, it's Graduation Day.