Quentin Lance is kidnapped by Black Siren and Cayden James, who are looking to trade Lance’s life for a weapon of mass destruction. Oliver and Team Green Arrow must figure out a way to save Lance while still keeping the city safe.

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. Meanwhile, a familiar smile resurfaces in Gotham.

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.

Sheldon and Amy try to eliminate stress from wedding planning by applying math to the process. Koothrappali “breaks up” with Wolowitz after realizing his best friend is actually hurting his confidence.

Episode info coming soon ..

A diverse group of chefs must make a potluck dish to introduce themselves to the judges; the chefs also prepare their take on a meat-and-potatoes dish for a block party with 200 diners and Denver's biggest culinary names.

A tense standoff between law enforcement and the survivors erupts into a bloodbath; in a bid to evade a vicious breed of vampire, Axel and Scarlett find themselves hunted like prey.