Vandal Savage retreats behind the Iron Curtain in the early 1980s, a string of nuclear scientists begins to mysteriously disappear. The team follows Vandal’s trail straight into the heart of the Soviet Union in an attempt to find his next target. Ray tries to bond with a beautiful Soviet scientist, Valentina Vostock, in the hopes of finding out Vandal’s next move. When Valentina rejects him, it’s Snart to the rescue. Stein pushes Jax to be better, which frustrates Jax and ultimately threatens the Firestorm matrix. Rip asks Sara to train Kendra.

Captain Gregson’s colleague from Narcotics asks Holmes to orchestrate the perfect heist inside the heavily armed and virtually impenetrable compound of a drug-dealing biker gang. Also, when Watson assists Fiona Helbron, who helped her on a recent case, she makes a surprising discovery about Holmes.

Meredith is brutally attacked by a patient, and Penny is the one who discovers her. The doctors of Grey Sloan Memorial rush to stabilize Meredith and remain by her side in the harrowing aftermath.

A few weeks have passed since Wes shot Annalise. Wes and The Keating 5 deal with the fallout from that night, as Annalise is faced with a complicated road to recovery.

The Weirdos decide to go to the beach but issues arise when their hearse breaks down; an office worker is annoyed because his co-workers want to use his new charger.

It's been six months since Olivia and Fitz have broken up, and they are both handling their newfound freedom in very different ways. Meanwhile, the Pope and Associates team take on a case that could lead to a national crisis.

Clarke discovers the mastermind behind a devious plan. Kane struggles to keep the peace. Meanwhile, Jasper’s grief drives him to reckless behavior.

Sheldon and Amy host a live Valentine's Day episode of Fun with Flags, Leonard and Penny grapple with getting older, Howard and Bernadette find a surprise in their hot tub and Raj is torn between Emily and the cute girl he met at the Comic Bookstore.

After a missing child that has been presumed dead turns up alive, Red and Liz work with the taskforce to search for a dangerous woman who may be kidnapping children. Meanwhile, Tom faces shocking consequences after his plan to help Liz goes awry.

Kristen Wiig (Zoolander 2 (2016)); Bob Odenkirk (Better Call Saul (2015)). Also: Elle King performs.

When the school bully begins picking on some of the teachers at Smoot High, the teachers exact a terrible (and stupid) revenge... and even the librarian gets in on the action!

Principal Quinn tasks the guys with helping a shy kid win the student election, but they do their jobs a little too well and unwittingly create a monster. Abbey and Quinn have a fight over Smoot High's debate practices.

Conclusion. The "Restaurant Wars" challenge progresses with the chefs serving up dinner, during which everything from concept and food to service and consistency will be appraised.

Adam and Ders plan a 4/20 party, but Blake’s new girlfriend harshes their buzz.