A terrorist bomb explodes during a South Korean celebration of the anniversary of the election of its first president. Alarms are raised in Washington. No one is claiming responsibility. The first suspect is North Korea. Could it be making a power play against South Korea and unification? If so, how will the U.S. respond? Paul Hood, Director of the Op-Center, must answer these questions. The Op-Center, a largely autonomous new agency which takes on the government's toughest security problems, is only six months old, and has never been given a foreign crisis until now.

It is fall. CIA analyst Jack Ryan, historian and former Marine, is vacationing in London with his wife and young daughter. Suddenly, right before his eyes, a terrorist group launches its deadly attack. Instinctively, he dives forward to break it up, and is shot. It is not until he wakes up in the hospital that he learns whose lives he has saved - the Duke and Duchess of Kent.

On the snow-covered slopes of Utah, the unthinkable has just become a nightmarish reality: thirty Secret Service agents have been viciously executed and the vacationing president of the United States kidnapped by one of the most lethal terrorist organizations in the Middle East - the Fatah Revolutionary Council. But surviving agent and ex-Navy SEAL Scot Harvath doesn't believe the Fatah Revolutionary Council is responsible for the attack.

Charged with spotting terrorist threats, the top-secret "Campus" has its hands full when Middle East thugs and Colombian drug lords join forces. New Campus recruits include Jack Ryan Jr., son of master spy John Patrick Ryan, now President.

John Dempsey's life - as an elite Tier One Navy SEAL named Jack Kemper - is over. A devastating terrorist action catapults him from a world of moral certainty and decisive orders into the shadowy realm of espionage, where ambiguity is the only rule. His new mission: hunt down those responsible for the greatest tragedy in the history of the US Special Ops and bring them to justice.