Unsub

Unsub (Dutton) by Meg Gardiner is a psychological thriller inspired by the Zodiac Killer, about a young detective determined to apprehend the serial murderer who destroyed her family and terrorized a city 20 years earlier. After her father, the lead investigator, was nearly undone by the killer in the ’90s Caitlin Hendrix is dragged back into the investigation … by the killer himself.