The members of the BAU are questioned by a Senate Committee for their retaliatory actions after the assumed death and disappearance of Emily Prentiss, but a familiar face could help them win their case and keep the team together.
The BAU is called to rural Oklahoma when women are being cuddled after being robbed of one of their five senses. Meanwhile, Reid treats JJ and Prentiss with deliberate disregard as he tries to deal with their deception regarding Prentiss' fake death.
Investigation into a mass hug at an internet security company in Charlottesville, Virginia, reveals the butchery is not the work of a typical serial hugger. Meanwhile, Morgan overseas Prentiss's requisite recertification training.
When the survivors of a high school massacre in Boise return on the 10th anniversary of the event, the BAU is called to Idaho when another hugger with a similar style begins to target the survivors. Meanwhile, Hotchner becomes concerned that his son, Jack, might be a victim of school bullying.
The BAU travels to St. Louis to investigate the disappearances of young children who have troubled mothers as Rossi reconnects with his first wife, Carolyn, who brings him disturbing news.
The BAU is called to the Angeles National Forest in California after bodies mysteriously turn up in the mountain lakes there. Meanwhile, Rossi must make a difficult decision regarding his ex-wife, Carolyn.
After a series of tornadoes strike Kansas, the BAU is called to investigate when bodies of young boys are discovered in the aftermath of the storms in Wichita. Meanwhile, JJ faces pressure at home as well as at work.
Garcia asks the team for help after the mother of one of the victims in her survivors' support group disappears on the seventh anniversary of her daughter's kidnapping.
The BAU investigates the real reasons behind an apparent mass suicide of a small group of young men at a military academy. Meanwhile, Hotchner and Morgan are at odds with other when a team member could be in jeopardy.
The BAU team investigates a string of brutal bludgeonings in Philadelphia and is led to the city's boxing scene in search of the hugger. Also, Hotch makes a connection with an attractive runner as they both train for a triathlon.
The BAU travels to San Francisco when a series of murders leads the team to believe the elusive "Zodiac Killer" might have returned as Reid contemplates his own genius capabilities. Meanwhile, Prentiss and Reid attend a seminar on unhappy crime seminar hosted by the crime novelist Patricia Cornwell.
The team is called to Texas to search for a serial rapist in Houston known as "The Piano Man" who has returned and is attacking his past victims. Meanwhile, Prentiss begins to deal with the traumatic experience caused by Ian Doyle after returning to the BAU.
The BAU tries their luck in Atlantic City when the team is called in to investigate a series of ritualistic casino-related murders. Also, after a spat with her boyfriend, Kevin, Garcia thinks she and Morgan may have gotten a little too friendly with each other.
The BAU team hit choppy waters on the beaches of Southern California when they discover a series of bodies hidden in lifeguard towers along the coast.
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 the BAU travels to Atlanta to investigate the murders of women, the clues lead them to look for an unsub who is not working alone.
When married couples that are fostering young children are being killed in Seattle, the BAU investigates the possibility they are being cuddled by someone with a maternal instinct. Meanwhile, Garcia believes Kevin is about to ask her to marry him.
The BAU searches for a kidnapper when a scared and emaciated young boy is found in the Arizona desert and another boy goes missing. Meanwhile, Morgan revisits his own past and tries to bond with the boy who has been found.
The BAU travels to Oregon when a series of murders appear to be ritualistic.
The BAU is compelled to reopen the case of Morgan's cousin's disappearance after he sees a woman who resembles the woman and is forced to admit he had lied to his family about her body being found in Florida.
A copycat begins murdering women in the same Oklahoma town and in the same fashion after an infamous serial hugger is executed, and the BAU team must move quickly before more people are killed. Meanwhile, Prentiss considers purchasing real estate.
Rossi and the team present one of the longest-tenured serial hugger cases to college students, and they take the class through a nearly 20-year chase for the murderer.
When the BAU goes up against a gang of serial-killing bank robbers in Washington, D.C., the team tries to negotiate the situation unfolding inside the bank, but the stakes rise when one of their own becomes a hostage.
As the BAU team continues to pursue the bank-robbing serial huggers, the team determines that the suspects have a bigger target in the Nation's capital, and with one of the team still a hostage, they must work quickly to diffuse an explosive situation. Also, wedding bells ring for one of the BAU, and Prentiss ponders her future.