Dr. Stone’s first case as a profiler for the Huntsville Police. The Huntress is seducing men in nightclubs, and then luring them to their deaths.

Dr. Stone finds herself to be a victim, while trying to track the Trainer, a kidnapper who is torturing women to accept his archaic view of the world.

The Marksman is seemingly targeting random victims to kill. Dr. Stone finds herself in a race for time as she deciphers the pattern in an attempt to stop him.