The BAU searches for a conflicted UnSub who has an uncontrollable urge to kill but is also filled with remorse.
The murder of a notorious thief sends Jane and Maura into the world of art heists and forgery, and forces Jane to tango with an FBI agent who has a keen interest in her case. There's also a new man in Angela's life.
Jackie and Danny investigate when a reporter and Linda's niece, a runway model, both collapse at a fashion show.
The International Response Team investigates when two American flight attendants go missing in Singapore.
An attack on a graduate student working on a new electromagnetic weapon for the Navy is linked to international warfare; Kensi struggles with physical therapy for her spinal injury.