Private Investigator Martina Monroe has no room for grief. Nearly a year after she failed to prevent her husband’s death, a battered woman depends on her for safety. But when she arrives too late and finds the female dead, the tormented detective’s only solace is a deeper relationship with the bottle. Struggling with sobriety and doing her job, Martina still has to protect another client battling a stalker. And if she doesn’t get her act together soon, one more victim may pay the price for her mistakes.

It’s been five years since Detective Amanda Steele’s life was derailed by the tragic death of her young daughter. The small community of Dumfries, Virginia, may have moved on, but Amanda cannot. When the man who killed Lindsey is found murdered, she can’t keep away from the case. 

Everyone in the small town of Denton is searching for Isabelle Coleman, a missing 17-year-old girl. All they've found so far is her phone and another girl they didn't even know was missing. Mute and completely unresponsive to the world around her, it's clear this mysterious girl has been damaged beyond repair. All Detective Josie Quinn can get from her is a name: Ramona. Currently suspended from the force for misconduct, Josie takes matters into her own hands as the name leads her to evidence linking the two girls.

Wounded in the line of duty, former K9 Handler Maddie Castle finds herself back to square one. The bullet that shredded her leg took the life of her four-legged partner. The pain of recovery goes well beyond the daily physical torment she endures.

FBI Special Agent Faith Bold, hospitalized and haunted by her encounter with a serial killer, is ready to retire—when Turk, a K9 German shepherd, himself traumatized, comes into her life. When a new serial killer strikes, leaving his victims at the bottom of isolated wells, Faith, this time with Turk at her side, will stop at nothing to hunt him down and save the next victim before it is too late.