Now called Ross Tanner, XIII joins the elite SPADS (Special Assault and Destruction Squad) to try to learn more about Captain Rowlands, his last identity. As if the shadowy threats hanging over his head weren't enough, he also has to contend with gruelling training and a hostile instructor. Meanwhile, in Washington, enquiries continue into a presidential assassination, and a series of clues emerges, pointing towards people XIII thought his allies. Can he trust Colonel Amos, General Carrington, or. Lieutenant Jones?