Alex Reeve - known as OPERATIVE 66 - is a former special-ops soldier and one of the UK's most lethal weapons. Previously a member of SC9, an elite covert unit with a remit to assassinate the country's enemies, Reeve was framed for treason and now lives a nomadic existence - as the merciless killers he once trained alongside hunt him down. For a chance of a normal life, Reeve must expose and dismantle the sinister SC9. So when a series of brutal killings in Germany have all the hallmarks of an SC9 tactic.

Former special ops soldier Alex Reeve is Operative 66. One of the UK's deadliest weapons, he is part of the mysterious C6 - an elite and top-secret security service with a remit to neutralise the country's most dangerous enemies. But now Reeve is in the firing line. Framed as a traitor, Reeve is forced to flee as every operative is instructed to kill the 'rogue asset'. On the run from his own government, alone and under the radar, Reeve must survive off grid with fearsome assassins on his trail. He doesn't know why he's a target. Or who betrayed him.

When Lance Spector quit the CIA, he swore he was out for good. One more government lie and he would go off the deep end. They could find someone else to do their dirty work. As far as he was concerned, Washington, Langley, the Pentagon could all go to hell.

New York City faces a fate worse than death, the President suspects a traitor in the White House, and an intelligence analyst discovers a diabolical plot.

On the backstreets of Lyon, France, an MI6 surveillance team are gunned down in a cold-blooded ambush. Thrust into the hunt for the assassin is the sole survivor – rookie covert operative Duncan Grant. His feats in training are already the stuff of legend. His tough, solitary existence on Scotland's Isle of Skye forging a man willing to kill to protect the innocent and save lives. But no training can prepare Grant for the devastating consequences his first kill will unleash.

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.

Court Gentry is known as The Gray Man—a legend in the covert realm, moving silently from job to job, accomplishing the impossible, and then fading away. And he always hits his target. But there are forces more lethal than Gentry in the world. And in their eyes, Gentry has just outlived his usefulness. Now, he is going to prove that for him, there's no gray area between killing for a living-and killing to stay alive.

Josh Duffy is staring into the abyss. A decorated army veteran turned military contractor, his last mission went sideways, leaving him badly injured and his career derailed. Now, he’s working as a mall cop, trying to keep his family one step ahead of the bill collectors. So when a chance at redemption - and a big pay day - comes his way, Duff eagerly jumps in. The job - to ride shotgun on a motorcade of heavily armed and armored vehicles as they roll into Mexico’s cartel country.

After a CIA covert mission goes badly awry, US Air Force intelligence officer Nicholas Flynn is exiled to guard a remote radar post along Alaska’s Arctic frontier. This dead-end assignment is designed to put his career permanently on ice, but Flynn’s not the type to fade quietly into obscurity.... As winter storms pound Alaska and northern Canada, Russian aircraft begin penetrating deep into friendly airspace. Are these rehearsals for a possible first strike, using Russia’s new long-range stealth cruise missiles?

Archaeologist Nina Wilde believes she has found the location of the lost city of Atlantis, and now she wants the opportunity to prove her theory. Someone else though wants her dead! With the help of ex-SAS bodyguard Eddie Chase and beautiful heiress Kari Frost, Nina faces a breakneck race against time around the world, pursued at every step by agents of the mysterious and murderous Brotherhood of Selasphoros.