Matt McTighe

While investigating cases of vigilantism, Nick and Hank hear talk of an old Spanish legend. Meanwhile, Juliette learns the truth about Nick's mother, and Adalind suffers a scare during her ultrasound.

Maura meets a man in an unusual way; Jane has mixed emotions when someone from her past returns.

The CBI team investigates when the body of a female army medic who worked with soldiers suffering from PTSD is found near a military base.

Two members of the team are sent to Iraq when a mortar attack in Baghdad turns into a murder.

While responding to a complaint, Burgess and Sorensen find the body of a 16-year-old girl in a baseball player's (Billy Burke) house; Lindsay receives a mysterious delivery that might have ties to her past.