Seventeen-year-old Amanda Obermann (code name: Iris) has more on her mind than usual. As a member of a covert government organization called the Annum Guard, which travels through time to keep history on track, Iris has been getting some particularly stressful assignments. Plus, Jane Bonner, the Guards iron-fisted new leader, seems determined to make life as hard as possible. Thankfully, Iris has Abe (code name: Blue), her boyfriend and fellow Guardian, who listens to her ventand helps her cope with her mentally ill mothers increasingly erratic behavior.
When Guardians start to disappear on their assignments, Iris makes a terrifying discovery: a blackout squad is targeting anyone who gets in the way of a corrupt force thats selling out both the Annum Guards missions and Guardian lives. Together, Iris and Blue must go undercover to untangle the Guards elaborate web of secrets and lies. But when Iris discovers that the terrible truth may involve her own father, a former Guardian undone by his own greed, she must decide how much shes willing to risk to rescue her friendsand how dangerous the consequences will be for all of humanity.
A thrilling time-traveling adventure that spans from Abraham Lincolns assassination to the Cuban Missile Crisis and back to the present day, this pulse-pounding sequel to The Eighth Guardian reveals that playing with time can turn into a deadly game.