When Detective Seth Harding responds to shots being fired, he faces a familiar sight: a double homicide. However, he is shocked to find a young boy chained in the basement. The terrified child refuses to speak, but Seth knows he is the key to something sinister. Reluctantly, Seth calls the only social worker he trusts with the traumatized boy - his wife. Carly is recovering from her own trauma suffered on the job, but she can't turn away from this case, not from another child in trouble.

FBI Special Agent Cate Wilde is back home on a remote Pacific Northwest island when she gets the call: a teenager’s skeletal remains have been found on a nearby island. Together with Tessa Black, a childhood friend turned local deputy, Cate confronts dreary weather and bleak leads to make sense of the death. The complications pile up as Cate is distracted by the coroner on the case - and by nagging memories that draw her twenty years into the past.

Deputy Tessa Black gave up her career as a detective with the Seattle PD and returned to the Pacific Northwest island she calls home to care for her ailing mother. Tessa thinks her mother’s illness is the worst thing she’ll face - until she responds to a routine call in the state park and discovers a local man harpooned to a sign. As the murder investigation unfolds, it becomes clear that the victim harbored secrets. Together with her FBI agent best friend, Cate, and park ranger Logan Wilde, Tessa must connect the pieces before the murderer strikes again.

Stevie Taylor had left her sleepy Oregon hometown for a more exciting life. But after her police chief father passes away, the LAPD cop returns to Solitude and signs on as a patrol officer, hoping to heal from her loss... and from the horrific things she's seen in the city. In Solitude, everyone knows everyone else's business - and, to Stevie's dismay, local gossip soon ties her to the new police chief and a man from her past.

Eleven years ago, the Co-ed Slayer murdered nine female students on the Oregon State University campus. Lacey Campbell barely escaped his attack, but lost her best friend whose remains were never found. As the sole surviving victim, Lacey helped send the sadistic serial killer to prison for life. Now a forensic odontologist examining teeth and bones for the state Medical Examiner, Lacey is devastated when she arrives at a crime scene and identifies the skeletal remains as her college friend’s.