Nathan Tyler is an unassuming professor at a middling American university with a rather obscure specialty in mathematics—in short, a nobody from nowhere. So why is the White House calling? Summoned to Washington, DC, for a top-secret briefing, Nathan discovers that he’s the key to a massive foreign intelligence breakthrough. Reading between the lines of a cryptic series of equations, he could open a door straight into the heart of the Kremlin and change the global balance of power forever.

America is under attack. Thousands lie dead after simultaneous strikes across the country. The day will come to be known as Bloody Monday. Jason Trapp, codename ‘Hangman’, was a covert operative whose feats became the stuff of legend. He was the tip of the spear—the man his country unleashed when all hope was lost. Six months ago, someone sold him out. The Agency listed him as killed in action. He lost everything—and everyone—he held dear. But Trapp’s not that easy to kill.

On his last combat deployment, Lt. Cmdr. James Reece's entire team was killed in an ambush that also claimed the lives of the aircrew sent in to rescue them. But when those dearest to him are murdered on the day of his homecoming, Reece discovers that this was not an act of war by a foreign enemy but a conspiracy that runs to the highest levels of government. Now, with no family and free from the military's command structure, Reece applies the lessons that he's learned in over a decade of constant warfare toward revenge.

Because within ODIN there is General Operations, which speaks for itself; ODIN 5i, which deals with intelligence gathering, and then there is ODIN 1i which deals in operations so sensitive not even the CIA can touch them. All three are run with an iron first by The Chief, a giant with a gigantic IQ. His top agent is Alex Mason, hard and cool – he's a law unto himself.

When the CIA needed a fall guy, Dugan was the one it betrayed. Forsaken by those he’d trusted and with nowhere to turn, he’s made it his mission to stop the miscreants who ruined his life before they can destroy anyone else’s. From human-trafficking rings and remorseless hit men to byzantine plots to alter the world order, Dugan must outwit those chartered with terminating him while battling overwhelming odds.