Five cookie makers enter the workshop to find host Eddie Jackson lounging in a beach chair under a palm tree; the bakers are challenged to create cookies perfect for a Christmas in the tropics.
Jennie uses her empathic abilities to read the energy of a man who hasn't been able to speak since an accident 8 years ago. Jennie reads a woman whose mother committed suicide. Jennie interrupts date night to help a man with a message from his past.
The girls visit the park and Mia's old tree house for some much-needed relaxation. But their break is quickly spoiled by something lurking in the lake.
Just as Karlov is beginning to lose patience, Malotru suggests recruiting Ellenstein. Back at the DGSE, Marie-Jeanne is monitoring a cyberattack, hoping to track down the person responsible for hacking Marina’s phone. Meanwhile in Mosul, Jonas and Jean-Paul are searching for a way through the ravaged city to get to the Collector.
Under Karlov’s watchful gaze, Malotru initiates Ellenstein’s recruitment. At the DGSE, Sisteron suspects that Cesar is not ready to go on a mission and will not be able to hold his legend undercover. Back in Raqqa, still under Daesh’s occupation, Jonas and Jean-Paul join a battalion of Yazidi women to track down Iode 3.
West Palm Beach is known for fun, sun, beautiful beaches -- and in 1990, killer clowns; Marlene Warren opens her front door to find a clown delivering balloons, who then shoots her point blank; police have their work cut out for them.
As Halloween approaches, Tony grows suspicious of his new neighbors. Ebony's uncertain if she wants to attend her debutante ball, despite it being family tradition.
Emma shocks everyone and takes a turn for the worse while observing a procedure in theatre. She seeks advice from her mum, Cathy. Emma meets Michelle, who is 33 weeks pregnant, but suffering with heavy bleeding.
Bull confronts his guilt over closing his psychiatric practice to start TAC when his former patient, a young woman who is a clinical sociopath, goes on trial for killing her brother. When Bull and Benny’s client has no memory of the crime due to her mental condition, they enter a "Not Guilty by Reason of Insanity" plea and aim to seat jurors that are sympathetic to mental illness.
Morgan and Shaun’s indecision on how to treat a young violinist who visits the ER with an infected finger could affect her future in more ways than one. Meanwhile, Lim, Claire and Park can’t figure out if their young patient is really ill or looking for attention.
When Cal wakes with a life-threatening fever, Grace worries it's a side-effect of his experimental cancer treatment, but Michaela and Ben suspect Cal's condition may be related to a mysterious passenger from Flight 828. As Cal's situation worsens, Ben and Michaela attempt to track down the now-missing passenger.
When patients from the hospital's prescription drug trial start suffering life threatening side effects, Nic fears that her sister Jessie may be in danger. As a result, she and Conrad work to convince Bell that these trials are not worth the risk. Meanwhile, Mina, Austin and Kit must set aside their competitive nature and work together on a patient whose health is quickly deteriorating and Devon uses Julian as the beta tester for a product he's designed.
Buck jumps back into the dating scene but fears he will return to his old ways; a woman goes to great extremes on a freeway overpass to get the attention of her husband; a couple have a car accident on their wedding day.
When the Legends discover a fugitive is hiding in 1970’s London, they realize he is part of a gang that is targeting the British Monarchy. Trying to stop the gang, they realize someone from the Legends must infiltrate them. Surprising everyone, Ray is the one to gain their trust after he is put through a series of tests with help from Sara and Rory. Meanwhile, Gary shows Nate the ropes at the Time Bureau, but it turns out to be anything other than an ordinary day at the office.
A very pregnant Patient 6 visits Dream Corp LLC desperate to be cured of her strange addiction to eating couch cushions. Randy makes a cyst popping video.
Watts kills a man in self-defense, then Murdoch uncovers the victim’s criminal past.
Roberts' old roommate, Bill Ruff, pays a visit to Dream Corp LLC under the guise of selling bad office artwork; everyone in the staff is charmed except for 88, who makes it his mission to expose Bill's real intentions.
Mr. Small goes feral after Gumball and Darwin expose his hypocrisy.
After the list shakeup, the 405 has an entirely new list and everyone is still fighting to get to the top. Dave is down for repairs, so Chuck, Ryan, Shawn and Monza battle it out to try to take the top spot. Meanwhile, Doc tries to get himself out of the bottom five.