The BAU team is at a crossroads as they are questioned by a Senate Committee for their retaliatory actions in the wake of Prentiss' loss, but an unexpected familiar face could help them win their case and keep the team together.
The BAU team searches rural Oklahoma when women are found murdered after being robbed of one of their five senses. Also, JJ and Prentiss get the cold shoulder from Reid as he deals with their deception about Prentiss' presumed death.
The BAU team investigates a mass murder at an Internet security company in Charlottesville, Va., but clues reveal it is not a typical serial killer at work. Also, Prentiss must complete recertification training under Morgan's watchful eye.
The BAU team investigates the abductions of young children with troubled mothers in St. Louis. Also, Rossi reconnects with his first wife who has shocking news for him.
The BAU search California's Angeles National Forest after a number of bodies mysteriously turn up in the mountain lakes there. Also, Rossi struggles with an agonizing decision regarding his ex-wife.
When a series of tornadoes hits Kansas, the BAU is called in to investigate bodies of young boys that turn up in the aftermath of the storms. Also, work pressures cause tension on JJ's home front.
The BAU team looks into the real reasons behind an apparent mass suicide of a small group of youths at a military academy. Also, Hotch and Morgan butt heads when a team member could be in jeopardy.
The team investigates a string of brutal bludgeonings in Philadelphia, leading to the city's boxing scene in search of the killer. Hotch makes a connection with an attractive runner as they both train for a triathlon.
The BAU is called to San Francisco to investigate a possible Zodiac Killer copycat. Meanwhile, Reid wonders what he's done in his life as he reaches 30.
The BAU team searches for a serial rapist in Houston known as "The Piano Man" who has resurfaced and is assaulting his previous victims. Also, Prentiss tries to come to terms with her trauma from last year and with rejoining the team.
The BAU team investigates a series of brutal home invasions and murders in California's Inland Empire that appear to be gang-related, but their investigation may uncover a more sinister motivation.
When married couples fostering young children end up being killed in Seattle, the BAU team looks for an unsub with a maternal-yet-murderous instinct. Also, Garcia fears a possible proposition from Kevin.
When an Oregon woman is found dead in an abandoned asylum, the BAU realizes that the victim is part of a series of gothic, ritualistic murders and the suspect might be a Satanist.
The BAU searches for Morgan's cousin in Chicago when his sister Desiree is injured in a car accident after chasing a car presumed to be carrying his cousin.
New deaths upon the heals of a serial killer's execution initially seem intent upon spreading doubt that the true killer met the bullets of the firing squad.
The BAU joins Agent Rossi as university guest lecturers, scheduled on the same day as Rossi's long-term annual commitment to visit an imprisoned serial killer.
In this first part of a two-part season finale, the BAU encounters a gang of bank-robbing serial killers in the nation's capital. As the team tries to negotiate the situation unfolding inside a bank, one of the team is taken hostage.
In part two of the season finale, the BAU races to understand the ultimate goal and core dynamic of the remaining Face Cards and their design in keeping Will captive and alive.