Matthew Riker keeps to himself, doesn't cause trouble, and never talks about his past. But after a chance encounter with a woman and a small child on the run, Riker will have to make a choice: use his hard-won skills to protect two innocent victims, or stay in the safety of his quiet life. What follows is an adrenaline-soaked thrill ride that will take Riker on a cross-country chase, through the seedy underbelly of a New York criminal empire, and into the darkest places of the human heart.

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.

Defense Intelligence Agency operative Matt Drake broke a promise. A promise that cost three people their lives and crippled his best friend. Three months later, he's paralyzed by survivor's guilt and haunted by the memories of the fallen. Matt may have left Syria, but Syria hasn't left him. In the midst of his self-imposed exile, Matt is dragged back into the world of espionage and assets that he tried to forget. A Pakistani scientist working for an ISIS splinter cell has created a terrifying weapon of mass destruction.

Pulled off an undercover assignment, Widow returns home to a small town in Mississippi - a place he tried to forget. Taken to be a worthless drifter by the locals, Widow uses his skills to uncover the truth about his mother's last investigation. What was she looking for? What he discovers is an unsolved mystery of missing girls and townspeople harboring a deadly secret - a secret they'll die to protect.

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.

Dante Jacoby is a slave to the trappings of the modern world. Twenty-six years old and hopelessly addicted to booze, cigarettes, and procrastination, he’s squandered every ounce of his potential. His corporate raider father, Dorian, reaches the end of his tether and cuts Dante off as heir to the Jacoby family fortune. His mother, Fiona, is smarter than her husband: she hasn’t spoken to Dante in months. But Dante’s no victim. He knows he brought this on himself.

“When girls go missing here, no one says a word"...Twenty-four year old Lila has disappeared without trace. It’s the kind of case that ex-military loner Grant Fletcher would normally be happy to take on - he will always seek justice if someone has the money to pay him. But this one he’s doing for free. This one’s personal. She last called her father from a small town called Daversville, in rural Georgia. A place - Fletcher discovers as he checks into the only motel - where folks are proud to keep themselves to themselves.

Ex-Special Forces operator Tom Keeler is a rambling man. He’s just passing through the town of Alencourt, France, and in less than an hour, someone tries to kill him. Nice place, nice try. But it’s a case of mistaken identity, and they picked the wrong guy. The French police can’t be trusted, except for the beautiful Cecile Nazari. She finds out fast that keeping up with Keeler is a dangerous occupation. Because someone’s preying on the weak and unprotected. Someone murderous. But they never counted on coming up against a guy like Keeler.

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.

Jason King and Will Slater, the two most lethal operatives in government history, are out on their own. They’ve been through their personal journeys into hell, but they unite in New York City as brothers in arms. So begins a vigilante crusade against the city’s morally bankrupt inhabitants. But their private war doesn’t last long. Sometimes you can’t escape the past, no matter how hard you try. They’re revisited by old government contacts with an agenda, and soon enough they’re fighting tooth and nail to prevent the destabilization of the entire country.

Navy SEAL Keith “Chunk” Redman has been one of the military’s top doorkickers since the day he pinned on his trident: loyal, single-minded, lethal. Tasked to lead a new, covert team of Tier One SEALs—the most elite special operators in the world—Chunk can no longer simply rely on the status quo. To safeguard America, he needs help to stay a step ahead of its adversaries.

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.

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.

After a covert mission became personal, the only way elite counterterrorism operative, Alexander King, could keep his loved ones safe, and the eyes of Washington's enemies blind to his existence, was to disappear. A year after his family buried a body they thought was his, King saves a young woman from a car bomb in London, and that's when his work in the shadows becomes complicated. Because she's not who he thinks she is, and the web that King is pulled into is tangled with enemies that reach the highest levels of the United States government.

David Rivers is an elite-level assassin. He’s an expert in the art of violence. Honing his skill first as a Ranger, then as a mercenary, and now as a CIA contractor conducting covert action around the world. But in his secluded mountain home in Virginia, David Rivers lives a double life. There, Rivers is known as a caring husband to his new wife and the doting father to his young daughter. Soft targets to his enemies. Half a world away, on a mission to assassinate a foreign operative, Rivers uncovers his worst fear.