Special Agent Maggie Bell, Special Agent OA Zidan and the team investigate the murders of 18 young women with help from a survivor associated with the deceased.

When a judge and her daughter are murdered after she sentenced a man to life in prison, Maggie and OA search for the killer behind a possible retaliation. Dana has a vested interest in this case as she has a history with the victim.

After an investigative journalist is murdered, the team uncovers information linking the suspect to past cases. The victim’s death also strikes a chord with Maggie, leaving her desperate for answers in regard to a traumatic event in her personal life.