When district attorney Tory Carson returns home after a long day in court prosecuting a gang leader, she finds her house trashed. Concerned that the vandalism is connected to the trial, the local police chief calls the Texas Rangers...and her former love, Cade Morgan, responds. Tory's history with Cade - and the secret they share - makes her reluctant to let him back into her life. But Tory doesn't want to choose between bringing down a gang leader and protecting her teenage daughter.

EMS helicopter pilot Penny Carlton is used to high stress situations, but being forced to land on a mountain in a raging storm with a critical patient - and a serial killer on the loose - tests her skills and her nerve to the limit. She survives with FBI Special Agent Holt Satterfield's help. But she's not out of the woods yet.

Rescuing a kidnapped child is part of the job for search-and-rescue K-9 handler Patrick Sanders—but this time it's his son. Now Patrick and his furry partner must work with his high school love, Jennie Wilcox, to shield the little boy he just learned about. In a hurricane's aftermath, Detective Erin Jeffries is stunned when she and her K-9, Alcee, uncover a collapsed building's only survivor—her long-ago ex, Cody Elbourne .When park ranger Autumn Mercer and her K-9 partner, Sherlock, meet a stranger in the mountains whose brother is injured, they drop everything to help.

All bodyguard Tess Miller wants is a vacation. But when a wounded stranger stumbles into her isolated cabin in the Arizona mountains, Tess becomes his lifeline. When Shane Burkhart opens his eyes, all he can focus on is his guardian angel leaning over him. And in the days to come he will need a guardian angel while being hunted by someone who wants him dead.

Radio therapist Dr. Caitlyn Rhodes is pitted against a methodical murderer. First, her patients are found dead, then the mocking phone calls start. The evidence is pointing Texas Ranger Ian Pierce to one conclusion: he must protect Caitlyn from becoming this vicious killer's next victim...before he loses the woman he once loved - for good.

When a fellow FBI agent is kidnapped and a protected witness vanishes, Leo Gallagher will stop at nothing to find them both. So when he discovers a link between the case and a single mother in Wyoming, Leo and his trusty K-9 partner rush to question Alicia Duncan. Could she be the key to locating the missing persons?

When the Red Rose Killer leaves his calling card for Staff Sergeant Felicity Monroe, she knows exactly what that means-she's on his revenge list. Her boss, Master Sergeant Westley James, and K-9 German shepherd Dakota become her guardians, but they'll have to act fast to escape the man who wants her dead. 

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.

When a local woman goes missing and Sheriff Blake Jenkins delivers her blood sample to DNA expert Emory Steele for analysis, Blake discovers Emory is a dead ringer for the missing woman. Blake’s gut says the woman is related to Emory. But Emory rejects the notion, requiring a DNA test before she’ll concede that she does indeed have a twin sister she never knew about.

Elite Guardians bodyguard/former sniper Christina Sherman has protected uncooperative clients before—but this time, well, her client is bossy, headstrong, and occasionally eats off the floor. Yes, he’s a highly trained military working dog, but certainly her skills could be put to better use, right? Not according to former Special Forces Air Commando Grey Parker. He needs her help to protect his dog while he undergoes an experimental surgery that could restore his ability to walk. 

Navy SEAL Jack Daniels (save the jokes, he’s heard them all) and his trusty Belgian Malinois sidekick, Dakota, are back home in Asheville, North Carolina, after a bomb left them scarred. Unable to accept that he’ll never be able to return to his team, Jack is looking for a miracle. What he isn’t looking for is a permanent relationship, though he’s open to a no-strings distraction at the magic hands of gorgeous local potter Nichole Masters.

It should have been a routine investigation. Instead, DEA K-9 agent Adam "Deck" Decker watches in horror as one Denver hospital seems to be ground zero for overdoses of a new drug. Now Deck can only hope a certain ER doctor will help him and his canine partner track down the source. Dr. Tori Sampson has her reasons for not trusting federal agents, especially ones working for the DEA. But the rash of overdoses—including a heartbreaking case involving a teen—is alarmingly high. And the new opioid is not only extremely dangerous, it defies all the usual medical treatments. 

Crack CIA analyst Trista Gold is a whiz with the computer, but not so much with people. She hides behind her job, analyzing top-secret code and making recommendations on national security. CIA K-9 officer Sgt. Matt Connors suspects that beneath Trista's uptight appearance, there's a sexy woman itching to cut loose. But he doesn't dare act on his attraction. He's a loner and always will be. Keeping away from Trista is a must-do directive. Until he doesn't have a choice. During a routine assignment, Trista stumbles across a cryptic exchange. Then someone tries to murder her - twice.

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.

Tara Parrish is the only person ever to survive an attack by the Lone Wolf bomber. Scared and emotionally scarred by her near death, she goes into hiding with only one plan - to stay alive for another day. She knows he's coming after her, and if he finds her, he will finish what he started. Agent Cal Riggins has had only one goal for the past six months - to save lives by ending the Lone Wolf's bombing spree. To succeed, he needs the help of Tara Parrish, the one person who can lead them to the bomber.