Pratt Hunter attends Bradley Military Academy for one reason-destroy the Metronoids. The robotic aliens robbed him of his family when he was ten, and he's angry at God for allowing it to happen. Now that Pratt's sixteen and able to fight, he wants revenge and will achieve it-on his own. Ivy Graham's father has invented the machine that will neutralize the enemy. Unable to reach her father, Ivy needs to finish what he started-only she can't do it alone...