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.

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.

When one door closes...second chances open another.... Ethan was lost after a major accident abruptly shifted him from a military life to a civilian one, from working with dogs to odd jobs.... In that time, he’d spent months healing from his physical injuries. When he connects with Badger and the rest of his Titanium Corp. group of former SEALs, Badger offers Ethan an opportunity he can’t refuse. A chance to do the work he used to do...with a twist.

K-9 officer Jared Miles stumbles upon a crime scene on his day off and believes Kassie Ashbaugh is the victim of a random attack. However, as threats on her life continue, he realizes that Kassie is in grave danger. Her father's abandoned boat suggests foul play, and Jared suspects someone is after Kassie for something her missing father is hiding. Can Jared unravel the mystery before unknown enemies catch her?

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.

Suspicious of his friend’s fatal accident, ski patroller Graham McAllister is determined to unearth the truth when his friend’s long-missing sister suddenly appears…with gunmen in pursuit. Now it’s up to Graham and his K-9, Emmy, to keep Layla Quin safe as they survive the brutal mountain elements and outrun the criminals trying to silence them. Because Layla has a secret that could expose a shocking link to her brother’s death, and revealing it may come with a deadly price.

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.

Former Special Forces Operative Bradyn Hunt may have traded a battlefield for his family ranch in Texas, but that doesn’t mean he stopped fighting. As the founder of Hunt Brother's Search and Rescue, he and his team take on missing persons cases that no one else can solve. They’ve retrieved people from the very depths of hell-on-earth, which has left him with his fair share of scars.

After Emery Duncan is abducted and dumped in a lake, private investigator Roman Wolfe and his bloodhound partner rescue her from an icy death. Someone doesn’t want Emery to find out what really happened the night her father confessed to attempted murder. To keep Emery and her baby nephew safe, they must uncover the connection between her father’s confession and the attack…or they’ll be silenced for good.

Hank Patterson refuses to let his buddy Jake slowly kill himself with alcohol. Hank’s plan to expand the Brotherhood Protectors into Colorado will only work if he can hire the best men for the job. He wants Jake, and sends fellow Coloradan, Kujo, to pull Jake out of an alcohol-induced haze to work for the team. Hank’s contact has a place they can set up operations while flying under the radar—a flailing dude ranch, run by a former Marine Gunnery sergeant and his feisty daughter.

Haunted by a half-forgotten past, former army photographer Remi Grant is working at an isolated storm-watching lodge on the rocky Washington coast when she receives a mysterious puzzle piece. The puzzle piece may be the catalyst to unlock a disturbing incident she struggles to remember—the event that sent her into hiding. But with heavy storms rolling in, she has to focus on the present, not get caught up in the past.

When Lacey Gibson’s daughter disappears, she’ll do anything to find her—even track down a man she hasn’t seen in sixteen years. U.S. Marshall Mason Stone had no idea he was a father, but when he discovers his daughter is missing, the news shakes his carefully controlled world. In a race against the clock, can Lacey and Mason work together to find their child… before danger finds them?

After a betrayal that almost took his life, Detective Joel Standage is deskbound. A new assignment is his chance to find out if he still has what it takes to be a cop. His mission? Get close to Mollie Crane, a woman who’s as guarded—and wounded—as he is. Her service dog, Magnus, trusts Joel before she does. When it becomes clear that his interest in her crime boss ex-husband is putting her in danger, what started as a case becomes personal, and Joel will do whatever it takes to protect her…

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?

Prepare for three times the thrills with these nail-biting thrillers from your favorite romantic suspense authors: In the Dark by Lynette Eason, Downfall by Lynn H. Blackburn, and Perilous Obsession by Natalie Walters.