After Kelsey Moore's husband dies, she wants only one thing. To adopt her husband's son who she has come to call her own. But as she begins the process, she learns a secret so shocking she begins to question everything she knows, except for the love she feels for her son. But when Kelsey starts asking questions, she runs into a brick wall named DEA Agent Devon Dunbar. But even if Devon brings out feelings she never thought she'd experience again, Kelsey can't give him the benefit of the doubt. If she doesn't succeed, she could lose the one thing that means everything to her.

Forensic artist Hannah Perry's taking a much-needed vacation on a secluded island with her young son. But a young woman has been murdered - her body unidentified, her skull recently discovered by the police - and Hannah feels compelled to help find the killer. She decides to work on the reconstruction in the evenings while her son sleeps. But as the woman's face takes shape, an assailant invades Hannah's cabin and tries to end her life.

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.

Detective Londyn Steele is thrown into the deep end when she’s assigned to find an abducted socialite. Problem is, her family’s company, Steele Guardians, was supposed to protect the family matriarch at her 80th birthday party when she disappeared, and Londyn fears her investigation will expose problems in her family’s company and bring them down. Especially when County Detective Nate Ryder declares jurisdiction over the scene and Londyn must take a back seat in one of the most important cases she’s ever investigated.

Kait is about to give up hope of ever finding Vyper. All of that changes when he goes on a murderous spree taunting Kait with clues that she and homicide detective Sam Murdock must solve before her devious brother-in-law takes another life. As the body count rises, Sam discovers the killing spree is really about striking back at Kait. He must put everything on the line - including the relationship he's developed with Kait - to ensure her safety. The killer is waiting, watching her every move, and he won't stop until he's exacted his revenge.

When cybercriminals hack into the US Marshals' Witness Protection database and auction off witnesses' personal details to the highest bidders, the RED Team led by FBI Agent Sean Nichols begins a high-stakes chase to find the hacker. But before he can even get started, the first witness is targeted and barely escapes with her life. Sean believes Phantom, an obsessed hacker who previously outwitted the top minds in the field, is behind the attack, and Sean needs this witness's help, as she's the person who has come closest to discovering Phantom's identity.

Luke has teamed up with Faith before, but he's not convinced she's up for the job, and she's not convinced he's telling her everything he knows. As more agents are targeted, Luke and Faith will have to learn to trust each other and work together to bring a killer to justice and prevent any more names from joining their fallen brothers and sisters on the Secret Service Wall of Honor. 

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.

Honorably discharged from the Army after an explosion nearly killed her, former military psychiatrist Brooke Adams has set up shop to help others - but her days of helping military personnel are over. She's got her own battles to fight from her time overseas, and she's not equipped to take on more. Former Army Special Ops Sergeant First Class Asher James could handle anything war sent his way - terrorists, bombs, bullets. The only thing that scares him now is sleep. Finally convinced that he needs help, Asher makes an appointment with a counselor.

As a forensic genealogist, Willow Anderson is following in her late grandfather's footsteps in her quest for answers about a baby abducted from the hospital more than 20 years ago. The case may be cold, but things are about to heat up when someone makes an attempt on her life to keep her from discovering the truth. Ex-FBI agent - and Willow's ex-flame - Austin McKade readily offers his help to protect the woman he never should have let get away.

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.

When elite members of the military are murdered on the streets of Washington, DC, FBI Special Agent Bailey Ryan and NCIS Special Agent Marco Agostini must work together to bring the perpetrator to justice. Unfortunately, all evidence points to a Navy SEAL sniper whom Bailey refuses to believe is guilty. When Bailey and Marco start to connect the dots between the victims, including a link to a powerful defense contractor, they wonder if there's a deeper cover-up at play. Then Bailey is targeted, and it becomes clear that someone is willing to kill to keep their dark secrets. 

Investigative reporter Rae Burke will do anything to find her missing sister-in-law, even if it means facing Liam McKade, a man who almost lost his life saving hers. A former DEA agent, Liam thought he could find peace at his Wyoming ranch, but he just doesn't feel at home anywhere anymore. When the reporter who blew his cover on an important investigation inserts herself back into his life, he's less than thrilled.

Former pararescue jumper Orion Starr is haunted by the memory of a rescue gone wrong. He may be living alone in Alaska now, but the pain of his failure - and his injuries - has followed him there from Afghanistan. He has no desire to join Hamilton Jones' elite rescue team, but he also can't shirk his duty when the call comes in to rescue three lost climbers on Denali. Former CIA profiler and psychiatrist Jenny Calhoun's yearly extreme challenge with her best friends is her only escape from the guilt that has sunk its claws into her.

After a harrowing experience with an obsessed patient, oncology nurse practitioner Leigh Weston needed a change. She thought she'd left her troubles behind when she moved home to Carrington, North Carolina, and took a job in the emergency department of the local hospital. But when someone tampers with her brakes, she fears the past has chased her into the present. She reaches out to her high school friend turned homicide investigator, Ryan Parker, for help. Ryan finds satisfaction in his career, but his favorite way to use his skills is as a volunteer underwater investigator.