To ensure her daughter's safety, Carolyn Fairchild has surrendered to the Agency and the aliens who repeatedly abduct her. Determined to sever the aliens' hold on Carolyn and the other abductees, Michael Valiant, Agency assassin, has gone rogue. He's made his way to the Northwest Territories to find the alien base in The Valley of the Headless Men. But time is running out. The aliens have almost completed their experiments, and when...