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.

Grappling with the aftermath of a tragic incident that altered her life, ex-police officer and bestselling mystery author Erin Delaney finds solace in the tranquility of a cabin nestled deep in the Smoky Mountains. But her newfound peace is shattered when cries pierce the night, hinting at a haunting presence lurking in the woods. When local police chief Adrian Nightengale seeks her help with a baffling murder case, she is thrust back into the world of crime solving. As they delve into the investigation, Erin's intuition reveals chilling truths about the killer's motives and methods.

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?

US Marshal John Mason gains full custody of his son and is transferred to Sanctuary, a witness protection town that isn't on any map. When the town's first-ever murder occurs, John's plans to reconnect with his boy are derailed by the investigation. Andra Caleri gave up her old life a long time ago, but someone wants her out of Sanctuary--to pay. As accusations fly and John uncovers a conspiracy that stretches all the way to Washington, Andra's past comes back in a true test of the mercy she received. Can John give up what he wants the most to bring the truth to light?

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.

Riley Bishop is a single mother, working at home as a graphic designer to provide for her two children, Sadie and Oliver. But something is very wrong. Riley starts forgetting things—like appointments, where she put her keys, and where she parked her car. And then she thinks she sees her deceased ex-husband while out shopping. But as Riley begins to question her own sanity, her twelve-year-old Sadie goes missing. Soon Riley finds it harder and harder to know what is truth and what are lies as she is forced to question her own reality while she searches for her daughter.

After Marielle Coleman’s foster son witnesses his mother’s murder, he becomes a killer’s next target. Escaping into a raging Montana snowstorm, Marielle and her little boy hide at a remote camp—and unexpectedly reunite with her ex-fiancé, Graham Flynn, an undercover DEA agent. Now Graham and Marielle must put aside their distrust to save the child from dangerous pursuers. But Graham’s still hiding secrets from Marielle…ones that could tie them all to a conspiracy that will end their lives.

Detective James Holton has been honorably discharged from the Army Criminal Investigation Division due to wounds sustained when an IED blew up near him. Now with the Lake City Police Department, he's rooming with his good buddy and partner, Cole, while he figures out his family dynamics. Physician Assistant Lainie Jackson is eighteen months out from an attempted murder perpetrated by her ex, which ended when she managed to grab the weapon and shoot him. When he appears to have survived and is back to finish the job he started, Lainie insists it's not possible.

When K-9 task force officer Zach Kelsey’s estranged wife is attacked at a Mount Rushmore observation deck, he and his K-9, Amber, are quick to come to her rescue. He discovers not only that Eden, a park ranger, is carrying his child, but that she saw her coworker’s murder. As the only witness to the crime, Eden has no choice but to accept Zach’s protection. But with a ruthless killer ramping up his vicious attacks, they must put their differences aside to catch the murderer…before Eden becomes his next target.

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.

Shortly after returning home from being held captive overseas, former Navy SEAL Silas Williamson found himself sole guardian of his four-year-old niece. Moving to Hope Springs was supposed to be a safe haven for them both, but then she showed up. The woman who has haunted every moment of his life since they parted ways a decade ago. Bianca Theodore has certainly suffered through her fair share of dark times. As a military trauma surgeon, she's saved more lives than she can count. However, there was one life she refused to save.

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.

When Mia Blackburn returns to Shadow Lake to inherit her uncle’s property, she doesn’t expect a threatening warning before she even reaches the rustic resort. And when a fire traps her in the burning barn that very day, she fears she won’t get out alive. Just in time, Ryan Maddox, her ex-boyfriend and Shadow Lake Survival owner, rescues her from the deadly blaze. She’s thankful for his rescue, but after their tumultuous breakup, he’s the last person she wants to see.

This collection includes Survival, Hunted, and Frequency. Survival: When one of the men in charge of storing food for the town of Shadow Ridge is found murdered execution style, it's up to Jace McQuaid to find the killer. Hunted: Levi McQuaid searches for the sister of an old friend, Ava Solomon, but the situation takes a deadly turn when the search leads them on a dangerous trek across the west Texas desert. Frequency: Four deaths, likely tied to arsenic-tainted water, leave the town of Shadow Ridge frantic for answers. But that isn't the only nightmare Tess McQuaid is facing.

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.

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.

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.

Retired soldier Heath Adler never thought he’d see his ex-girlfriend, private investigator Rebecca Campbell, again—much less become her protector. But when her stepsister is murdered and her infant nephew is at risk, Rebecca soon has a target on her back. Whoever killed her stepsister is still out there—and they’re coming for Rebecca and the baby next. Now Heath will do anything he can to guard them both, but it’s one thing to hunt a killer…and quite another to stop one.

US Marshal John Mason gains full custody of his son and is transferred to Sanctuary, a witness protection town that isn't on any map. When the town's first-ever murder occurs, John's plans to reconnect with his boy are derailed by the investigation. Andra Caleri gave up her old life a long time ago, but someone wants her out of Sanctuary--to pay. As accusations fly and John uncovers a conspiracy that stretches all the way to Washington, Andra's past comes back in a true test of the mercy she received. Can John give up what he wants the most to bring the truth to light?

After losing his family and his leg in a car crash, widower Dirk Matthews dedicates his solitary life to woodworking and his mobility service dog, Molly. That is, until a troubled kid steals from his truck. Desperate to reach her grieving oldest son, widow Tessa Wagner agrees to have the boy help Dirk work on her family’s ranch. Only she doesn’t expect her own connection with the carpenter. Soon they’re feeling more than the shared loss of loved ones. But will past heartbreak stand in the way of their future?

When King Elsher’s murdered partner falls in Scarlett Beam’s path—literally—the DEA agent and security expert find themselves in a deadly cartel’s crosshairs. The message is clear: stop interfering with their business or they’ll be the next victims. The past taught King to keep professional and personal separate. But Scarlett’s wit and determination tempt him to break his code. And then his son is kidnapped, raising the stakes even further. One wrong step can get them killed. Can King get justice…and keep them all alive?

In a high-stakes game of deception, two rivals must work together to bring down a ruthless terrorist. After Alyssa’s dream of working in US intelligence is thwarted, she leaves her mundane profession to pursue a career as a cyber investigator. Though she aces every case she gets, securing enough customers to stay afloat proves challenging. When a lucrative commission comes along, she thinks she’s hit the jackpot. But this client isn’t the British entrepreneur he claims to be. And then her old nemesis interrupts their meeting with a startling move.

Mountain Country K-9 Unit Books 1-3 includes Baby Protection Mission, Her Duty Bound Defender, and Chasing Justice. Baby Protection Mission: When a baby is targeted, can a K-9 team keep him safe? Her Duty Bound Defender: Threatened and falsely accused…she’ll need this K-9’s protection. Chasing Justice: A man falsely accused…can a K-9 unit dig up the truth?

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.

Harlow Pressley’s powerful ex-husband is using his custody of their son to intimidate her. Desperate, she enlists Grayson Montana and his security team to help her reclaim her child. Though her ex has eroded Harlow’s ability to trust, she instinctively believes in Grayson. But Grayson must suppress his powerful attraction to the determined beauty to help her. Harlow knows the threats to kill anyone she’s involved with aren’t empty. And that the secret she’s keeping about him could put them all in even more danger.

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.

When Texas ranger Tucker Powell hears gunshots on his ranch and finds a woman in bloodstained clothes who is desperate for help, he offers her shelter. She claims to have no memories of who she is or how she got there, but is certain that she’s in danger. And when Tucker discovers a dead body on his property and more bullets start flying, he is determined to unravel the mystery. But will the search for answers prove her innocent of murder…or cost them both their lives?

After Marielle Coleman’s foster son witnesses his mother’s murder, he becomes a killer’s next target. Escaping into a raging Montana snowstorm, Marielle and her little boy hide at a remote camp—and unexpectedly reunite with her ex-fiancé, Graham Flynn, an undercover DEA agent. Now Graham and Marielle must put aside their distrust to save the child from dangerous pursuers. But Graham’s still hiding secrets from Marielle…ones that could tie them all to a conspiracy that will end their lives.

Lethal Homecoming: Nolan Tanner never got over Kallie Ainsworth's sudden, unexplained departure. Now when he comes to her rescue after an attempt on her life, all the old feelings come rushing back. Lethal Conspiracy: When professional fundraiser Lillian Maloney sees her father's campaign manager commit murder, she goes on the run from the men he hires to kill her. A close call brings firefighter Jason Tanner to the rescue, but the killer is closing in.

After K-9 handler Kara Wolfe witnesses her childhood friend Beau O’Connor survive a targeted hit-and-run, she’s shocked to learn his mother’s missing. And Beau, who can no longer recognize familiar faces after an earlier attack, can’t shake the feeling these terrifying incidents are somehow connected. With the tracking skills of her blind bloodhound, Kara will help Beau locate his mother—but someone will do anything to sabotage their search. With the culprit on their trail, can they uncover a sinister plot…before their rescue mission turns into a fight for survival?