A familiar face returns to Grey Sloan, throwing many of the doctors for a loop. With Catherine putting on the pressure, Bailey has to make a decision about Alex while a tough ER case makes Amelia’s bad day even worse.
When Alexander Kirk contracts a mysterious group that specializes in hacking the world's most secure computer systems, Red and Liz see an opportunity to make a move on Kirk's organization.
Tension is running high in the pods as the six remaining participants enter their final days in the Clark County Jail.
Violent attacks are on the rise in the prison and things can go from zero to 100 in an instant. Rookie COs must be vigilant at all times to prevent a disaster. Mangin must subdue a volatile inmate when he swallows unidentified contraband. A fight between gang members breaks out in Chaz's unit and Javier's first assignment as a CO is yard duty. Tired of the violence and stress, Ariel quits the job. Meanwhile D'Angelo moves to PNM in the hopes of getting to see more action.
The other school kids, led by Melissa and Zack, throw a surprise birthday party for Milo at a go-kart arena.
Michael has a private meeting with Eleanor, who is put to the test. Also, Chidi harbors a secret and mulls over what to do.
Keith Lemon is joined by reality TV star Joey Essex, pop sensation Cher Lloyd and TV presenter Ben Shephard.
Luke’s Halloween party isn’t the monster bash he dreamed of and is at risk of having the worst party of the year. Sensing trouble, the rest of the Dunphy’s realize all his party needs is a visit from Rod Skyhook, a little promotion and some adult supervision to get it started. Meanwhile at the Tucker-Pritchett home, Cam faces off with his Halloween nemesis while Lily and Mitchell try to save the day and work to keep him from going to the darkside. Finally, when Jay finds out that Manny is going to a party at the home of an old enemy, he enlists him to deliver a trick he will never forget.
Jimmy is upset the kids no longer want to participate in the family tradition of dressing up for Halloween. Maya tries to cheer up Jimmy by allowing him to do things he loves by taking things off the family “Dead to Me” list. Meanwhile, Ray recruits Dylan to help work the school’s haunted mansion while Kenneth is scared of losing his job when JJ gets drunk at a party. Even though Maya is furious, she is thrilled to see JJ having a “normal” life.
After Junior embarrasses Dre during a basketball game, Dre decides to remind Junior of his master pranking skills so he’ll never challenge him again. Meanwhile, the neighborhood participates in a “mischief night” during Halloween where petty crimes become legal, and Ruby takes it too far with the kids.
The BAU team searches for a serial killer along the Appalachian Trail in rural Virginia.
Figgy and Taylor may regret an earlier decision to reveal their budding "showmance" to their tribemates, and some castaways worry there may be a snitch at camp after a hidden immunity idol is found.
Realizing his attempts at diplomacy with Algeria have failed, President Kirkman makes the difficult decision of sending Navy SEALs on a mission that will define his presidency. Agent Hannah Wells discovers more secrets than answers.
It is the final, and with just three of the original twelve bakers remaining. The theme for the final is a Royal Bake Off, as the tent plays host to three challenges to impress the Queen.
With the date of Julie’s abduction rapidly approaching, Raimy and Frank each work to gather information from a girl whose mother was taken by the Nightingale. Meanwhile, Raimy meets Kyle who immediately remembers her from a brief encounter in the past. She doesn’t recognize him at first, but flashes of their night together come rushing back to her.
The team hunts drug dealers selling fentanyl, which has been linked to multiple overdoses around the city. Tay and Burgess discover a bloodied child who shares a twisted secret about his home life. Mouse contemplates reenlisting in the Army. Platt informs Tay about her next assignment.
As the Bordelons prepare for a hurricane, many of the family's underlying issues are brought to the surface. The incoming storm threatens the farm, and while preparing to protect their property, Remy calls into question Charley's treatment of her staff.