The mother of an abducted child works with the BAU to apprehend a serial killer who kidnaps, murders, and embalms his victims.

An unusual personal obsession is at the center of a BAU abduction case. Meanwhile, Hotch struggles with his return to work.

The BAU becomes involved in the search for a kidnapped woman in the nation's capital after the body of a second kidnap victim is found in a Georgetown alley.

The BAU travels to Portland to investigate a suspected gang of murderers targeting a new victim each night.

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.