In a world where teenagers are trained for the most horrific 3 minutes of their lives, Nessa and Anto have both survived their Call, but fate has a cruel way of rewarding them. Nessa is branded a traitor as no one believes that someone like her could survive the experience. She's thrown into prison and eventually sent where all traitors are sent - back to the horrifying Greylands, but this time there's no way home. Anto is packed off out of the way to join the militia. Ireland is being invaded and the enemy are building their army from the very people defending it. However, Anto can't get Nessa off his mind, he knows in his heart that she's innocent.