The killer won't stop at one... But Reese Adams will do her best to try and stop him... K-9 trainer Lane Partridge joins the frantic search for a serial killer preying on young, athletic women and keeping tabs on her best friend, Reese Adams. That means working with police sergeant Alex Kemper, the man Lane loves and walked away from. The man she hopes will give her a second chance. Keeping Denver's streets safe is Alex's job and he's damn good at it. Finding the elusive Professor is the DPD's priority and just the distraction he needs to keep Lane out of his head. If only he could stop worrying about her being in the murderer's spotlight... Time has run out, innocent lives are at risk. So are Alex and Lane's future.