When the mummified remains of numerous victims are found in the walls of an elderly couple's remote South Carolina home, Rossi, J.J. and Simmons are dispatched to track down a trail of clues that date back over 20 years.

Rule 34

S14 E3

When packages with gruesome contents are delivered to six people in the Washington, D.C. area, the BAU must first figure out what connects the recipients before they can identify the UnSub.

Innocence

S14 E4

Soon after the BAU steps in to help local law enforcement isolate a prime suspect for a ritualistic murder in Tallahassee, Fla., a second person who is related to the first victim is killed under similar circumstances.

The Tall Man

S14 E5

The BAU investigates a spooky local ghost story of the 'Tall Man' and the clues it provides when two people go missing in the woods of East Allegheny's Dead Man's Conservatory, and a third mysteriously surfaces the following day with limited details as to what happened to her friends.

Luke

S14 E6

The BAU heads to Bethesda, Md., to investigate four murders in the span of three days along the eastern seaboard.

Twenty Seven

S14 E7

It's literally a race against the clock for the BAU to capture the vigilantes behind a series of attacks taking place every 27 minutes in the nation's capital.

Ashley

S14 E8

The BAU investigates a double homicide and kidnapping in New Hampshire.

Broken Wing

S14 E9

A professor from Lewis' past tips off the BAU to an alarming number of overdose deaths of patients who just completed rehab.

Flesh and Blood

S14 E10

Prentiss faces her past when the BAU is sent to investigate the murders of prominent businessmen, all of whom are missing their hearts..

Night Lights

S14 E11

The BAU team heads to Portland, Ore., to investigate a chilling abduction that may be linked to a local couple killed in their home a week earlier.

Hamelin

S14 E12

Prentiss and The BAU team fly to Iowa to investigate the disappearance of three 10-year-old children who appear to have been abducted from their homes in the middle of the night, with surveillance video from a neighborhood park as their only lead to finding the children's whereabouts.

Chameleon

S14 E13

Rossi questions his actions in the aftermath of a near-death struggle with a serial killer who appears to have outsmarted the BAU.

Sick and Evil

S14 E14

The BAU leads the investigation into a string of murders taking place in supposedly haunted houses in Lewiston, Maine.

Truth or Dare

S14 E15

Wedding bells are ringing as Rossi prepares to marry Krystall (Gail O'Grady).