When Tina is forced to listen to Spanish audio lessons in the library to improve her grade, she develops an unexpected crush; Louise and Gene want to dunk Mr. Frond at the Wagstaff Spring Fair.

After feeling unappreciated by her family, Lois taps into her villainous side and attempts to win "Best Customer" at her favorite coffee shop.

To rescue Joelle from further torture by the Russians, Callen and NCIS must offer up Anna as bait to Katya. Also, Callen finally discovers who accused him of being Russian spy.

Sebastian’s life is in danger when a criminal he put behind bars escapes police custody. Carter is tasked with keeping Sebastian in protective custody. Carter and Hannah’s flirtation is fun gossip fodder for Tammy and Sebastian.

Lip has a million projects going on, and Frank is one of them. Liam is forced to watch Frank, so the two of them embark on a journey to take down Liam's classmate in an effort to get Liam into STEM school. Carl's disillusionment with the police forces comes to a head. Debbie embraces the next chapter of her life and hunts for a new place. Mickey and Ian toy with the idea of the West Side. Kev meets Veronica in Louisville in a last-ditch effort to convince Carol not to move.

We learn that Chief Wiggum's wife is more than she seems. Meanwhile, Marge takes part in a jewel heist.

Daryl and Carol come to a fork in the road and head their separate ways. Each going into their own type of survival mode, the easiest of challenges become much harder.

Freddie, Chris and Paddy head out on an icy expedition across the wild Scottish Highlands in the new Land Rover Defender, Mercedes G-Wagen and Ariel Nomad. Which will prove itself the ultimate off-roader?