Hotch receives a telephone call from his estranged New York based brother Sean, who he has not heard from in four years and coincidentally while Hotch and Jack are in New York visiting Beth. Now working as a bartender ...
As the city is on high alert, the team begins to believe that they have made a mistake with the profile and that everything the terrorists have done so far may in fact just have been diversion for something even bigger.
On the anniversary of a serial killer's execution, a murder spree which appears to be connected to him begins and the team must try and understand his mind in order to stop it.
Reid and Prentiss, having gone undercover into an underground cult to investigate child abuse, get trapped inside the compound when a federal raid on it goes bad.
A greatly sadistic serial killer who disembowels women and forces them to clean it up before killing them proves difficult to catch thanks to his social charm and simple, yet clever, disguises.
A serial killer known as the Road Warrior is gunning down blonde women on roads in Orange County, California and the BAU suspect that the victims are surrogates and that it's only a matter of time before he kills the real one.
To his Sarasota Florida neighbors, William Harris is a model family man and upstanding citizen. However, he is taken into custody on suspicions of being the murderer of young women, accusations which followed him from Atlanta, where his family was forced to moved from because of the previous accusations. Harris denies any involvement and is confident that his wife can (and will) post the $5 million bail as she does not believe he had anything to do with the murders. The victims are held for two days before they are strangled to death. The victims are also alternately ...
A family consisting of two parents and their son break into a home, kill the parents and kidnap their daughter. As the investigation proceeds, the BAU team begin to suspect that what they're dealing with is bigger than they thought.
A serial killer in the Olympia, Washington area has abducted four blonde, twenty-something women. When the third victim is found embalmed, the BAU are called in and suspect that the embalming is a way for him to spend more time with them.
Prentiss learns from an old friend, John Cooley, that their mutual friend, Matthew Benton, just died from a heart attack. Prentiss had not seen either man in several years, both for different reasons. John also mentions that Matthew thought he was going to be killed just like "T. Valentine". In searching, Garcia does find someone matching that name in the area who recently died from dehydration. There are similarities between the two deaths but no medical rationale for tying the two together as murders. A third person in the area then dies in a similar way but again ...
Young, male co-eds on spring break are being raped and murdered, presumably by a man and a woman working together. The BAU are called in and suspect a shy hotel cleaner and a receptionist.
An AMBER alert is activated for a young boy in Cherry Hill, New Jersey and the BAU suspect it to be the work of a pedophile who has abducted and killed two other boys.