Suspicious deaths were cropping up all over the city. What seemed like random killings had started to form a much darker and devious plan. Special Agent Danni Pacelli and Special Agent Parker Stevens have once again teamed up to catch the serial killer. The case, which had gone cold and dormant for seven years, is now again active and the body count is increasing. Hidden secrets had caused a rift in not only their working relationship but also their friendship. Diagnosed with Multiple sclerosis, Stevens didn't want anyone to know, so she hid it and continued to work within the agency, but gave up the thrill of the chase. Each day was a challenge as the progressing disease crippled the once athletic and fit agent, and now she was faced with a case she could not ignore. The killer was now taunting her. Unbeknown to the Special Agent Pacelli, her partner, Annabel Flanery the head of research for the FBI teamed up with Detective Larson of the APD to solve the case. Both hungry for advancement, they were risking not only their careers, but also their lives to bring the killer to justice. Together they found one lead after another and eventually brought in a third party, Dr. Jan Lee who specialty was valuable, and everything seemed like it was going well until Jan disappeared. They were now running out of time to find the doctor, hide their only live witness, and catch the killer.