As a firefighter, Bryce Keyes is no stranger when it comes to running into a burning building. What he didn't expect was coming face-to-face with the woman he loved years ago. Getting her out safely is one thing, but when it looks like she was the arsonist's target, Bryce realizes he can't just let her walk away again. Especially not while her life is in danger.

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.

In Dry Oaks, California, Chief of Police Hanna Keyes has long believed her father, Joe, is a murderer, justly imprisoned. When she’s told he’s dying and is being given compassionate release from prison, she wants nothing to do with him. But taking him in might be Hanna’s one shot at cracking the cold case, so she reluctantly agrees to oversee his care.

Former Special Forces operator Sergeant Crew Gatlin takes everything in stride, even the career-ending incident that separated him from the army, half a leg, and his beloved working dog, Havoc K027. Putting his life back together and lying low, he takes a job with A Breed Apart and is unexpectedly reunited with Havoc. It’s too good to be true—and the proof is in their first assignment: to work as a K-9 team for a television drama in Los Angeles.

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.