Raya Parker, the 14-year-old daughter of a senior US black-ops official, has vanished along the trail to Everest. Also unaccounted for are one of the loyal bodyguards assigned to protect her and an unassuming Nepali porter. After a prolonged wait for their first contracted assignment, Jason King and Will Slater touch down in Nepal. They’re not exactly thrilled by the task - they assume it’s a routine opportunistic kidnapping. But Raya’s father, Aidan, has done brilliant work for his country, and if his family is at risk, he deserves the best.

Bic Green, a.k.a. Black Ghost, is a world-class contract killer. Tormented by his inner demons, he clings to absolution from his evils by channeling his funds toward his goddaughter, Gracie, to help in her quest to cure cancer. In his final job, Bic plans each murder meticulously, creating elaborate ways to make each death look accidental.

On a cold night in Australia, two construction workers driving along a deserted mountain road are gunned down inside their vehicle. The killings are fast. Efficient. An assassination carried out with expert precision. The only witness to the crime is a man resting by the side of the road. Recently retired, he'd flown halfway across the world to escape his demons. Ex-US black ops operative Jason King.

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.

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.

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.

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.

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. 

On the eve of his medical retirement, Navy SEAL Jedidiah Johnson receives a frantic call from his estranged childhood best friend, David Yarnell. David’s daughter has been kidnapped off the streets of Nashville in broad daylight. The police have no suspects and no leads. The only clue: the body of a dead priest left behind at the scene. With the clock ticking, David is growing desperate, as is his wife, Rachel...Jed’s first love.

Ex-Delta Force sniper Breed has spent most of his life at war, and now he’s trying to make some time for peace. But when a veteran from his old unit is murdered in El Paso, Breed feels duty-bound to bring the killer to justice. A feeling that only grows stronger when his friend’s widow and son are also murdered. As he uses all his specialist skills to uncover the truth, Breed finds himself working with some unlikely allies - a devious CIA operative and a determined Latina reporter. Together, they uncover a conspiracy to launch a massive attack on US soil. 

When collegiate baseball phenom Chase Fulton suffers a freak injury on the field that shatters his dreams of becoming a Major League catcher, his future looks bleak until he’s recruited into quasi-governmental covert operations, where his training as an assassin and covert intelligence operative launches him into a world fraught with danger, intrigue, and unexpected passion. 

David Rivers is an Army Ranger - a combat veteran of the wars in Afghanistan and Iraq. He has almost completed his final year at West Point when his world is turned upside down by a sudden discharge from military service. Angry and confused, David soon hits rock bottom. And that's when they appear. Three mysterious men. Men who know David's dark secret - they know that he has murdered someone in cold blood. And they want him to do it again.

When elite Delta Force soldier Luke Stone joins a secretive government agency, he is dispatched on the mission of a lifetime: a whirlwind race across Europe and the Mid-East to save the President’s daughter before she is beheaded by terrorists. 

Eric Steele is the best of the best - an Alpha - an elite clandestine operative assigned to a US intelligence unit known simply as the "Program". A superbly trained Special Forces soldier who served several tours fighting radical Islamic militants in Afghanistan, Steele now operates under the radar, using a deadly combination of espionage and brute strength to root out his enemies and neutralize them. 

As a child, Dariush Parizad survived Iran’s Islamic uprising, becoming a symbol of the revolution. Named The Lion of Tabas by the ayatollah himself, Parizad rose through his nation’s military to become a lethal soldier and brilliant tactical commander. Now a general, he leads Quds Force, an extremist terrorist organization targeting America and its western allies. The United States has just uncovered a biochemical weapon, Demon Rain, developed by Parizad’s group. A psychoactive viral agent, it attacks a person’s nervous system and renders them susceptible to mind control.