Cold Case Unit Books in Order

After divorce, detective Robert Kauffman finds unexpected companionship with his new partner, Remy Bosley. Their friendship deepens as a serial killer targets Remy's former neighborhood, forcing him to confront a painful past while protecting people still living there.

Cold-case detective Graves clashes with homicide newcomer Marcel Douglas over old investigations and unconventional methods. A succession of dumped bodies forces them toward cooperation, but threats from an unknown enemy reveal that their personal rivalry is the smaller danger.

Boss devotes himself to protecting vulnerable people through his outreach program, until mounting threats leave him needing help. Cynical Dolan Sharp distrusts such generosity, but witnessing Boss's work challenges his beliefs as danger forces the two men together.

A decades-old murder and disappearance bring detective Stevenson back into contact with the medical examiner he has avoided. Doc welcomes the chance to help his secret crush, but their investigation uncovers a lingering threat that places him in danger.

Haunted by a life-changing event, Chance volunteers to protect a friend while struggling with destructive coping habits. Bart offers support drawn from his own experience of trauma, but growing attachment and surrounding danger test their fragile path toward recovery.