Suspicious BehavioreBook - 2017
For cops, though, life takes a backseat to the job. When a stack of unsolved homicides drops into their laps, Andreas and Darren think they're unrelated cold cases. But when a connection surfaces, they find themselves on the tail of a prolific serial killer who's about to strike again.
Except they've got nothing. No leads. No suspects. Just a pile of circumstantial evidence and a whole lot of hunches. Time is running out to stop the next murder--and to pull themselves back from their breaking points.