"Adam Knight is on the run. After crippling the same shadow organization time and again, he’s finally pushed them too far—and now a relentless assassin is on his trail. Meanwhile, a Turkish delegate is gunned down by a Greek operative in Geneva. With two NATO allies on the brink of open conflict, the fragile peace holding the region together threatens to unravel. Penumbra Division dispatches Knight to investigate the killing and prevent an international catastrophe."