When the bodies start piling up, Detective Moon is feeling the pressure by her Lieutenant to get the case solved. Between her partner acting strange and Austin, her boyfriend on the K9 team, secrets unravel around her and those of her past. As she brings on her friend from the FBI, Carolina starts to realize the truth and knows the killer is close by. As Carolina unravels her past and the people close to her, she must do what she can to catch the killer before he kills again.