Seeking the people responsible for a plot to kidnap the president, Secret Service agent Scot Harvath follows clues that point to the world's most ruthless terrorist and enlists the aid of a hijacking survivor who knows what the terrorist looks like.

When a lethal illness with a suspicious source begins working its way through the United States and Europe, Homeland Security operative Scot Harvath teams up with a mysterious British counterpart to find out who is responsible.

In the wake of his girlfriend's brutal murder by an assassin who is in possession of a strange radioactive isotope, covert counter-terrorism agent Scot Harvath discovers clues to a conspiracy with presidential ties that puts him at odds with his own agency.

When American doctor Julia Gallo is kidnapped in Afghanistan, the terms of her ransom leave the president with only one course of action: send covert counterterrorism operative Scot Harvath to free the man the kidnappers demand as ransom -- al-Qaeda mastermind, Mustafa Khan.

Recruited as a field operative, Scot Harvath has just returned from his first assignment abroad when a bombing in Rome kills a group of American college students. The evidence points to a dangerous colleague from Harvath's past and a plan for further attacks on an unimaginable scale.

When his name is added to a top-secret government list of individuals slated for assassination, counterterrorism operative Scot Harvath engages in a high-stakes cat-and-mouse game of survival while struggling to prevent a cataclysmic terrorist attack and learn who has framed him for treason.

"After a CIA agent mysteriously dies overseas, his top asset surfaces with a startling and terrifying claim. There's just one problem--no one knows if she can be trusted. But when six exchange students go missing, two airplane passengers trade places, and one political-asylum seeker is arrested, a deadly chain of events is set in motion. With the United States facing an imminent and devastating attack, America's new president must turn to covert counterterrorism...

In a safe house near the Syrian border, a clandestine American operations team readies to launch a dramatic mission months in the making. Their target: the director of social media for ISIS, Abu Muslim al-Naser. Multiple analysts, as well as a senior congresswoman, are in country to monitor the raid, but before the team can launch, the safe house is attacked. What unfolds in the bloody aftermath is a political and public relations nightmare. As horrific...

"Across Europe, a secret organization has begun attacking diplomats. Back in the United States, a foreign ally demands the identity of a highly placed covert asset. In the balance hang the ingredients for all-out war. With his mentor out of the game, counterterrorism operative Scot Harvath must take on the role he has spent his career avoiding. But, as with everything else he does, he intends to rewrite the rules--all of them. In Spymaster, Scot Harvath...

"On the snow-covered slopes of Utah, the President of the United States has been kidnapped and his Secret Service detail massacred. Only one agent has survived--ex-Navy SEAL Scot Harvath. He doesn't buy the official line that Middle Eastern terrorists are behind the attack and begins his own campaign to find the truth and exact revenge. But now, framed for murder by a sinister cabal, Harvath takes his fight to the towering mountains of Switzerland--and...