No one needs to push Nikki Boyd to excel on the Tennessee Missing Person Task Force. The case of her own missing sister, still unsolved after 10 years, is the driving force in her work. When a Polaroid photo of a missing girl shows up at a crime scene, Nikki quickly recognizes similarities to the past. The closer she gets to the abductor, the more she feels that this case is getting personal and that she is not the hunter at all - but actually the one being hunted.

After a harrowing attempt on a judge's life at the courthouse, Deputy US Marshals Madison James and Jonas Quinn are tasked with finding a missing woman and an endangered child in connection to the murder of the judge's wife. What seems like a straightforward case becomes hopelessly tangled when the marshals discover that the woman they are searching for is in witness protection and the Amber Alert put out for the missing child has put two lives in danger. Madison and Jonas are forced into a race to find the woman and the child before the men who want her dead discover her location.

US Marshals Madison James and Jonas Quinn are thrust into a high-profile case when they are called on to transport two prisoners across the country on a private plane. But when the plane experiences engine trouble en route from the Pacific Northwest to Colorado, the pilots crash-land the aircraft deep in the heart of the sprawling Salmon-Challis National Forest. When Madison and Jonas regain consciousness, they find both pilots and one prisoner dead - and one fugitive on the run. 

Ruth leaves her home with a barren womb and an empty future after losing her husband. She forsakes her abusive parents and follows the woman she has grown to love as a true parent, her late husband's mother, Naomi.

Police officer Isabelle St. John loves her crazy, loud law-enforcement family. And she knows they'll be there for her when things get tough. Like when her partner is murdered and she barely escapes with her own life. Determined to discover exactly what happened, Izzy's investigation sends her headfirst into a criminal organization, possibly with cops on the payroll - including someone from her own family. With her dead partner's handsome homicide detective brother Ryan shadowing her every move, Izzy's head is spinning.