Hetty goes rogue, leaving the NCIS team completely in the dark, and the mole kidnaps one of the agents.

Teach and Rackham look to avenge the death of Charles Vane; and Eleanor gets acclimated to her new role.

When an influential rabbi organizing a symbolic Iran/Israel soccer game is killed, Elizabeth and Jay's peace treaty plans for the two countries are jeopardized. Also, Elizabeth's name is floated for a Nobel Peace Prize; Jay's tireless work on the Iran/Israel peace deal strains his marriage; and Daisy makes a connection with a new work colleague.

For the finale, Guy Fieri takes the final four DDD chefs on an epic cross-country road trip by dividing Flavortown into the East Coast, Midwest and West Coast. First, Guy turns the frozen section into a chilly New York scene, where chefs must thaw out ingredients for an East Coast high-end dinner. Next, the chefs must make an all-American dish by shopping the Midwest - or at least the middle aisles of the store! The tournament ends with a huge twist as the last two chefs serve up a West Coast winner's dinner and battle it out the shot at an additional $20,000 and the DDD title.

Saul goes to Abu Dhabi. Carrie delivers bad news. Quinn senses something.

The Brown Family sits down to discuss this season's celebrations, confessions and best moments, from weddings, to catfishing, and stories of coming out.

Noah's visit to Paris provides Juliette with a distraction from unpleasant realities at home. A chance encounter offers Noah the possibility of healing a relationship in desperate need of repair.

Jasper tries to strike a bargain to protect his past and secure his future; Helena slips away for a romantic trip to Paris; Eleanor participates in a nearly naked tiger run; Liam and Willow try to navigate emotional waters.

A house guest becomes the focus of Alice's schemes. When Mary falls ill, Foster's attempts to care for her antagonize the new chief. Charlotte tries to contain the smallpox epidemic and Samuel has to make a difficult decision.

Hayes revisits the failed case of Gerald Harris from her days as a defense attorney - the very case where she met Wallace nearly a decade earlier. Harris was found guilty of murdering his wife despite Hayes' belief in his innocence due to Wallace unearthing Gerald's darkest secret. Meanwhile, a member of the CIU team is forced to revisit their illicit actions in the controversial Rodney Landon case. In the end, Hayes and Wallace's future, as well as that of the CIU team, hang in the balance.

A man takes hostages, including Joan, and threatens to execute them unless Holmes finds the person responsible for the death of his son. As Sherlock investigates, the captor gives him 16 hours to find the perpetrator before the statute of limitations on the crime runs out.

By the information provided by the Blade of Marmora, Lance, Pidge and Shiro infiltrate a facility to free the only prisoner of the Galra Space Station Beta Traz. Upon successful infiltration, Pidge locates two cells instead of the one they were informed of. Pidge stays in the Main Command Center, but Lance and Shiro must reach and connect to the isolated Third level holding the two prisoners. Lance gains a 3D render of a Galra officer for the facial recognition. They each think they've found the right inmate, but it gets harder to tell as Pidge goes radio silent when the station warden goes to the Command Center. Lance escorts his choice out, while Shiro deals with his being impossible because of his predicting statistical improbabilities of his death from the smallest thing. When Pidge is disabling the remaining security features, she finds footage of her brother Matt's escape. When the gravity is shut off, Shiro with Slav regroups with Lance, who learns he actually has the warden's personal pet Laika. In the hangar, everyone is regrouped but the Warden overpowers them until Slav opens the hangar doors to save the Paladins. Lance uses his aim to save Slav from the Warden and the mission is a success.

Despite living worlds apart, Scott and Zelda grow closer. Zelda tries to decide if she loves him enough to uproot her whole life.

Emma is in charge of the hotel and is put to the test hosting a society wedding for Lady Hamilton's friends the Ashworths. Celina Radimsky comes to the hotel to meet Freddie, who tries to offer consolation after her husband's death. Garland goes to the East End to help Peggy with some housekeeping, but has an encounter with a figure from his past while waiting outside a shop.

Catching up with former participants as they continue to search for love, including one who has been on several first dates but never managed to get a second.

Nikki travels to Mexico to attend the funeral of Luisa, a former intern at the Lyell Centre who was murdered in a carjacking in her native country. She soon stumbles across the post-mortem report and realises that the body is not that of her ex-colleagues. Assisted by Dr Eva Vasquez and fired up with the idea that Luisa might still be alive, Nikki and Jack trace her last-known movements and are led to a farm where a cartel massacre was carried out.