Libby Baker

With everyone seemingly dependant on their electronic devices, Claire and Phil set a family challenge: who can stay unplugged the longest? Meanwhile, Mitchell and Cameron frantically try to get Lily into the best preschool.

The remains of numerous victims are discovered in the walls of an elderly couple's home and the hunt for the killer becomes urgent when the BAU learns the killer's specific ritual.

Reagan tries to roll with the punches when her birth plan goes up in flames; Chris struggles with the decision to quit his job; Ava must deal with issues that are keeping her away from Reagan.