The BAU is called to Los Angeles to investigate a series of killings that lead to a Goth rock star who appears to have become lost in the creepy alter-ego he portrays when he is on stage.
While investigating a series of murders of entire families in Hampton, Virginia, the BAU is forced to visit Red Onion Supermax Prison to seek advice from one of the most atrocious killers from the team's past, nicknamed "The Fox," who delivers a portentous message to Agent Hotchner.
When The Reaper returns to Washington for a final showdown, the team works frantically to catch him before he reaches SSA Hotchner's family.
While Agent Hotchner takes a leave of absence to contemplate his future with the BAU, the team is called to investigate a home invasion case in Nashville without him.
After an ex-convict makes a daring escape from the BAU's custody and embarks on a killing spree in Lockport, New York, the team must profile the criminal's past in order to catch him again.
The BAU is called to Atlantic City to profile a suspect with an unusual personal obsession who is abducting and killing a certain type of woman.
The BAU is called to assist local authorities in rural Wyoming when teens are found dead from apparent suicide that are linked to a game on the internet.