Desperate to provide for her young daughter, accountant Shanna Clarke accepts an invitation to go on a company hunting trip in the Wind River Mountains, even though she's never shot anything in her life. If she can get through it without embarrassing herself, maybe that sought-after promotion will be hers.

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.

After years of move after move, Witness Protection settled Keira McKenna in Wyoming. Unfortunately, while Keira embraced her new small-town life, her larger-than-life past wouldn’t stay away. And with it, the one man she’d never forget. Four years ago, one massive mistake made Archer Reynolds resign from Boston’s police force. Moving home, he opened Reynolds Protective Group—an elite bodyguard agency—to atone for his failure. But when a series of crimes occur in town, he comes face-to-face with the woman whose name was apparently as fake as her death.

London Scott’s routine, boring life gets a jolt when her niece discovers a woman’s body while out hiking with her boyfriend. It’s just her luck that it’s Sebastian Archer who investigates the murder. Having known the man since childhood, she’s always been the annoying tagalong. Even though she finds him drop-dead sexy, that’s a ship that can never sail now that she’s guardian to her niece and his goddaughter.

After witnessing a murder, Nora Molina needs to get away - fast - and her best hope to escape without her passport is Alaska. A native of Argentina, Nora's accustomed to harsh winters and high elevation, so she gets more than a little irritated when some tracker thinks she needs rescuing. Even if he is get-out sexy. And even if he's the guy she stood up before leaving town. It's going to be a long few days.

Heath "Ares" Sterling thought he'd never see Hailey again. But now that fate—and Iniquus Logistics—has brought them together again, he'll do whatever it takes to earn a second chance with the one who got away. If only they were meeting under less deadly circumstances . . . Hailey Stapleton hates the idea of being a damsel in distress. But when her latest humanitarian efforts land her in a warzone, she needs help fast. It shouldn't surprise her that Ares races to her rescue—or that she's as attracted to him as ever. Too bad their timing couldn't be worse.

Magnus arrives in the Artic for severe-weather training, overseen by an international joint task force, but run by military brass. With multiple countries involved and multiple divisions of the military, it’s a wide-open mix of potential trouble. And trouble is what he’s here to find. Not to create. However, after meeting the one and only doctor on-site, a female member of the British team, Magnus knows that she needs his help to keep her safe. Yet she can’t be his main interest, not when something is seriously wrong at the compound. Too bad his heart wasn’t listening....

She wants revenge. He wants her. Blackballed from underwater archaeology after accusations of artifact trafficking, Erica Kesling has a new job and a new life on the other side of the country and is working to clear her name. She's closing in on her goal when she's distracted by a sexy, charismatic intern who makes her want something other than revenge. But Lee Scott is no intern. He's looking for the lead conspirator in an international artifact smuggling scheme, and Erica is his prime suspect.

A betrayal from within has Terkel frantic to protect those he can, as his team falls one by one, from a murderous killer he helped create. With the bulk of his team down, Terk tries to establish a new base, while struggling to heal the team through the special connection each has. Damon is concerned about finding Tasha, one of their admins, and keeping her safe. But without any secure place to take her, Damon’s making do with the little they have - whether she’s happy about his plan or not.

CEO Lainie Madden has her hands full. In charge of a growing tech company, her work and her employees are her life. She’s sworn off love, because the sad reality is that she stinks at choosing men who aren’t self-absorbed cheaters. But when she starts receiving disturbing death threats and her company’s website gets hit with relentless cyber-attacks, she’s in over her head.

When their father disappears into the Crazy Mountains, the McKinnon boys rally. Angus McKinnon, the oldest son, leaves the elite Delta Forces, returns to Montana, and takes up the reins on the family ranch. The last person he expects to run into is the beauty who broke his heart. Bree Lansing promised to wait for Angus, but a violent confrontation with her stepfather left her no choice. She had to leave. Later, she learned her stepfather had died in the same barn where their fight occurred. Bree is afraid that if she returns to Montana, she will be charged with his murder.

FBI Supervisory Special Agent Dominic Sheridan is an accomplished expert in the Crisis Negotiation Unit. Practiced, professional, used to dealing with high-stakes situations under tense conditions, Dominic is a master at manipulating people. Everyone, that is, but the headstrong rookie agent bent on destroying her fledgling career. As a child, Ava Kanas put her life on the line when the mob executed her father. Now someone has killed her mentor, the man who inspired her to become an FBI agent - and she’s the only one who recognizes it was anything but a tragic accident.

Former CIA assassin Alex Parker works for The Gateway Project, a clandestine government organization hell-bent on taking out serial killers and pedophiles before they enter the justice system. Alex doesn't enjoy killing, but he's damn good at it. He's good at dodging the law, too--until a beautiful rookie agent has him wondering what it might be like to get caught.

Media consultant Veronica St. John has been hired to teach a rugged Navy SEAL to impersonate a European prince who's been targeted by terrorists. But one conversation and Veronica knows there's no way she can turn streetwise New Yorker Joe Catalanotto into nobility. Joe, on the other hand, is confident he's got what it takes. Two days isn't a lot of time to get the job done...but it's enough time to fall in love.

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.