John receives an invitation to attend an exclusive Devil’s Night Soiree. Alex tries to diagnose Holden’s strange condition.
Alex uses an unconventional treatment to save a dying patient. A Halloween-hating couple tests Iris’s limits.
Ramona and Donovan enact their plan for revenge. Liz Taylor finds true love. The resident of Room 33 is revealed.
Ramona draws vitality from an unlikely source. Sally uses her past to negotiate her future. Scarlett learns the truth of her family’s affliction.
The BAU heads to Wichita in search of an UnSub abducting children while their parents sleep. Also, Morgan tries to find who was responsible for his attack.
