K-9 officer Tarren McGregor never imagined that a cartel would find its way to Texas’s South Padre Island—or target his best friend’s sister. But when Julia Hamilton witnesses and prevents the kidnapping of a teen girl, Tarren knows that trouble is soon to follow. Because Julia didn’t just protect the girl—she saw the abductor’s face. Now she’s marked for murder, and it’s up to Tarren and his K-9 partner to keep Julia safe from the human traffickers in pursuit…even if it means putting themselves in the line of fire.

DEA Agent Doug Bridges is angry to realize his stepsister has been kidnapped after her night shift at the hospital. He goes into full agent mode to investigate, but soon runs into dead ends. Winter in northern Wyoming is no joke and he needs help, fast. When he’s referred to the Sullivan K-9 Search and Rescue team, he convinces Maya Sullivan and her Siberian Husky Zion to help him find Emily.

Undercover on a cruise ship with her K-9 dog, Alaska State Trooper Maya Rodriguez uses herself as bait to catch a murderer. And security officer David Garrison is the only person she can trust with the truth. But with a possible serial killer dead-set on taking out anyone who stands in the way, will Maya and David make it off the ship alive?

Meet Jack, a tracker with a past he’s trying to escape. The first epic book of the Minnesota Kingston series by USA Today bestselling author Susan May Warren. Her secret blew apart his life—and now she needs his help? If only he could say no… Ten years should be long enough for Jack to forget the girl-next-door, his kid sister’s bestie and the woman—no, girl—who derailed his life. Now, he sort of likes his loner world as a missing person’s tracker. Well, mostly. But of course, when he returns home for his sister’s wedding, there she is… Nope, not forgotten at all.

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?

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.

Believing he’s tracked down his missing informant in a gem-smuggling investigation, FBI agent Ryan McCloud unwittingly leads deadly assassins to Catherine Reed’s mountain hideout. As the informant’s identical twin, and already hiding from her abusive ex-husband, Catherine now has two threats to her life. With danger at every turn, can Ryan protect Catherine and find her missing sister…before it’s too late?

Racing into a burning cabin to search for survivors, firefighter Diana Cameron stumbles upon an unconscious child—and two bodies with bullet wounds. When a sniper targets their narrow escape, Diana has no choice but to team up with bodyguard Chase Mitchell to keep the little girl safe. Uncovering the identity of the murder victims is the only way to find the killer. But as they’re chased by gunmen into the mountain wilderness, can they protect a tiny witness from the unknown…when the truth is more sinister than they imagined?

When country music star Oaken Fox joins survivalist Mike Grizz's new adventure show in the Alaskan wilderness, he just wants to boost his fan base. But when tragedy strikes, and Air One Rescue must save them, Oaken just wants to quit. Too bad his producer has other plans: signing him on with Air One Rescue as a recruit and making a reality show...

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.

Ten years ago, forensic artist Jacy Urban escaped her abductor with no memory of that night. Now two teenage girls are missing, and all signs indicate that the same kidnapper is back on the hunt. When Jacy is attacked, it’s clear she’s the assailant’s next target. Only Detective Cash Rawson is there to rescue her—again. Can Cash help Jacy recover her memories before she’s silenced for good?

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.

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.

Abby Miller is determined to find her missing FBI informant father before the mafia does, but time is ticking away. Someone tried to kill her father before he disappeared—and now gunmen are on her trail. Teaming with Agent Wyatt Kane is her only chance to uncover an FBI mole—and survive the mob. But finding the truth could uncover deadly secrets…and lead them into a dangerous trap.

Three full length heart-racing thrillers that will keep you guessing to the very end. Experience the thrill of unexpected plot twists and irresistible chemistry.