Jac's life hangs in the balance as the gunman continues to target and kill several members of the hospital.
The violent death of an innocent man at the hands of one of Gopal's henchmen allows Doug and Priya to infiltrate his inner circle.
Hondo puts aside his misgivings about Jim Street's recklessness and allows the newbie to go undercover as a broker in a luxury car theft ring to bust a ruthless trafficker. Also, Hondo visits Raymont Harris, the teenager recently shot by a former member of the SWAT team, who is dealing with PTSD.
An arrival from Lambda headquarters gives the town hope for the first time in weeks as they distribute supplies and promise to get everyone off the island the eccentric young CEO Daphne Vikander takes great interest in Roman.
Sheldon and Amy try to eliminate stress from wedding planning by applying math to the process. Also, Koothrappali breaks up with Wolowitz after realizing his best friend is actually hurting his confidence.
When Heather tries to become Tyler's cool best friend, things take an awkward turn. Also, Jen and Greg get their first overnight away from Lark Matt and Colleen regret returning their wedding presents for cash when they learn what John and Joan hid inside their gift and Tim goes overboard when keeping a watchful eye on Samantha and her boyfriend.
The kids brainstorm ways to resolve a family feud when Meemaw refuses to give George Sr. her brisket recipe.
Michael tries new foods like shape-shifting pasta and never-ending soup Then it's off to a vinyl shop for a record-breaking illusion, and later, Michael tries to convince his coworker to explore a new plant.
The talented Nish Kumar is your host for this episode of the award-winning Live at the Apollo as he introduces Luisa Omielan and David O'Doherty to the famous Apollo stage.
Jack, desperate to prove to Sam and Dean that he is good and that he can control his powers, enlists the help of a dreamcatcher named Kaia to help him find Mary Winchester and save her from the alternate universe. However, when plans go awry, the Winchester brothers are the ones who need saving.
A diverse group of chefs enter the Top Chef kitchen in Denver and are immediately put to work, tasked with making a pot luck dish to introduce themselves to the judges and their fellow competitors. Then the cheftestants prepare their modern take on a meat and potatoes dish for a blow-out block party in Larimer Square with diners and Denver's biggest culinary names, including Hosea Rosenberg, Troy Guard, Frank Bonanno and Gregory Gourdet. The chefs learn the importance of the phrase 'first impressions are everything.'
Things get complicated for Gordon, Sophia and Penguin when Carmine Falcone comes to town. Alfred tries to get through to Bruce once and for all, while Nygma struggles to gain control over The Riddler persona and Tabitha attempts to make Grundy remember his past.
Sarah discusses the rise of nationalism, shares her vision for America and meets a variety of different New Yorkers hitchhiking around the Big Apple. Patton Oswalt is her guest.
Ed and Kelly consider the possibility of reforging their relationship, but Kelly soon crash-lands on a planet in another universe with Isaac and Gordon.
Bonnie insists on meeting Adam's estranged brother, Patrick; things get weird when Patrick takes a romantic interest in Christy.
Flagg is forced to co-list with rival realtor and Real Househusband Mauricio Umansky. Tracy lands a dream listing in Brentwood that quickly turns into a nightmare, as Altman gets an offer on his mansion in the Bradbury Estates that just might work.
Castaways receive a much-needed visit from their loved ones, and one castaway must snatch an idol in plain sight.
Celebrations are cut short in the aftermath of the battle at York. Ragnar Lothbrok's sons are pitted against each other as tensions reach an all-time high, and each is forced to choose a side.
When Jughead learns that FP is getting released from prison, he and Betty organize a welcome home party with the Serpents to ease him back into his former life. Meanwhile, Archie and Veronica reach a crossroad in their relationship, but are forced to push their issues aside after Jughead and Betty ask them to take over the Black Hood investigation.