Franklin Killian

The BAU meets their new section chief, Mateo Cruz, who, unbeknownst to them, shares a long work history with JJ. Cruz joins the team as they comb the streets of Baltimore for an UnSub who leaves victims unable to communicate. Esai Morales and David Anders guest star.

The team investigates the murder of a wealthy woman with terminal cancer and only a few months left to live. When Maura teaches a class, she meets a man who might be her Mr. Right, but she is torn between the doubts of her scientific mind and the instincts of her heart.