Kariss meets Dr. Amy Garrett, a woman who survived a brutal childhood attack in which the assailant was never found. Now Dr. Garrett wants her story written in a novel. Kariss wishes she could seek the advice of Special Agent Tigo Harris, but she broke off the relationship a few months prior and seeing him again would be too painful. She interviews Amy and conducts her own research, stepping unaware into a viper’s pit of danger.

Paige Rogers is a former CIA agent who lost all she treasured seven years ago when her entire team was killed in a covert mission. She blames their leader - Daniel Keary - whom Paige believes betrayed them. Disillusioned and afraid for her life, she disappeared and started a new life as a small-town librarian. But when Keary announces his candidacy for governor of her state, he comes after Paige to ensure that she won't ruin his bid for office.

Airport Ranger volunteer Stacy Broussard expected a peaceful Saturday morning ride around the perimeter of Houston's airport. What she encounters instead is a brutal homicide and a baffling mystery. Next to the body is an injured dog, the dead man's motorcycle, and a drone armed with a laser capable of taking down a 747. Though FBI Special Agent Alex LeBlanc sees a clear-cut case of terrorism, his past has taught him to be suspicious of everyone, even witnesses. Even bleeding-heart veterinarians like Stacy.

After a whirlwind romance, Taryn Young is preparing to board a plane at Houston International Airport, bound for a dream honeymoon, when a bomb decimates the terminal. Injured but still alive, she awakens to discover her husband is missing, and they're both considered prime suspects in the attack. Further, the FBI is convinced her husband isn't who he appears to be. Agent Grayson Hall's number-one priority is to catch those responsible for the day's act of terror.

Fifteen years ago, Shelby Pearce confessed to murdering her brother-in-law and was sent to prison. Now she’s out on parole and looking for a fresh start in the small town of Valleysburg, Texas. But starting over won’t be easy for an ex-con. FBI Special Agent Denton McClure was a rookie fresh out of Quantico when he was first assigned the Pearce case. He’s always believed Shelby embezzled $500,000 from her brother-in-law’s account. So he’s going undercover to befriend Shelby, track down the missing money, and finally crack this case.

Special Agent Meghan Connors's dream of one day protecting the president of the United States is about to come true. Only one assignment stands in her way. After the vice president's rebellious daughter is threatened, Meghan is assigned to her protective detail on a secluded ranch in West Texas. Unfortunately, working with Special Agent in Charge Ash Zinders may be as tough as controlling her charge. Ash has a reputation for being critical and exacting, and he's also after the same promotion as Meghan. Then the threats escalate and security on the ranch is breached....

Heather Lawrence’s long-awaited vacation to Salzburg wasn’t supposed to go like this. Mere hours into the transatlantic flight, the Houston FBI agent is awakened when passengers begin exhibiting horrific symptoms of an unknown infection. As the virus quickly spreads and dozens of passengers fall ill, Heather fears she’s witnessing an epidemic similar to ones her estranged husband studies for a living - but this airborne contagion may have been deliberately released. 

Every parent's nightmare comes true for Debra Patterson, whose children disappear from the entrance to a Houston mall when she dashes into the pouring rain to get their car. When Debra learns that her husband is also missing, apparently having taken the children with him, she feels her whole world is collapsing. Suddenly out from under her husband's iron fist, but very much alone, she must find new strength...and the path that will bring her children back to her arms.

Reeling from a negotiation gone wrong, FBI Special Agent April Ramos is caught off guard when a frazzled young woman shoves a crying baby into her arms, then disappears. Worry for the child's safety quickly turns to fear when a man claiming to be the girl's father abducts them at gunpoint. April puts her hostage negotiation skills to use to learn more about who she's dealing with: Jason Snyder, a fugitive accused of murder. As Jason spins a tall tale about being framed for the killing of his business partner, April must sort through his claims to find the truth.  

CIA analyst Brynn Taylor developed a new program to combat terrorism, and she invited members of foreign intelligence agencies to America to foster cooperation between countries. Now one of them, Egyptian spy Remon Riad, is missing. Jack Hudson has been working for the Strategic Neutralization and Protection Agency for almost nine years and takes the lead in hunting down the missing spy. But he isn’t at all pleased to find out Brynn is involved.

The Natchez Trace National Parkway stretches 444 miles from Nashville to Natchez, the oldest town on the Mississippi River. It's the perfect road for a relaxed pleasure drive. Unfortunately for park ranger Luke Fereday, lately it's being used to move drugs. Sent to Natchez to infiltrate the organization at the center of the drug ring, Luke arrives too late to a stakeout and discovers the body of his friend, park ranger John Danvers.

After a harrowing attempt on a judge's life at the courthouse, Deputy US Marshals Madison James and Jonas Quinn are tasked with finding a missing woman and an endangered child in connection to the murder of the judge's wife. What seems like a straightforward case becomes hopelessly tangled when the marshals discover that the woman they are searching for is in witness protection and the Amber Alert put out for the missing child has put two lives in danger. Madison and Jonas are forced into a race to find the woman and the child before the men who want her dead discover her location.

She faces dangerous situations all the time.... Olympic downhill skier, Harper Young, knows what it’s like to look danger in the face. After all, she does it every time she races down a ski slope. She’s fine with that danger and even excels under the pressure, winning Olympic gold. And as a governor’s daughter, she’s familiar with receiving threats from the general public. But when a stalker turns his sights on Harper, she possesses zero skills to protect herself.

Former FBI Special Agent Jack Tanner is working as a detective in Montana when he comes across a body in the national forest during a search and rescue mission. He's committed to finding the killer, even if it means working alongside his old flame, US Forest Service Special Agent Terra Connors. When Terra discovers that the murder victim had ties to a powerful and dangerous trafficker of archaeological artifacts, the investigation takes a deadly turn - one that hits too close to home.

Pecca Gallegos moved to the tiny town of Walton, Georgia, to protect her son and escape the dangerous lifestyle that once defined her. When a series of strange circumstances evolve into threats, Pecca finds herself confiding in an unlikely ally - her stubborn patient. Army veteran Colton Crawford is desperate to recover from the undiagnosed disorder that is ruining his life, and his instincts are on high alert when threats against his nurse and her son force him to take action.