Daniel, Amanda, and Zoe race to stop Clarice's master plan and save thousands of lives before Caprica is changed forever.
Jim and Stephanie plan a romantic evening to celebrate their 18th anniversary, but they find themselves using their powers to deal with a serial arsonist with special powers of his own; Daphne and J.J. join forces to win money in a poker game.
Jesse shrugs off Paul's optimism that his parents won't abandon him when he needs them most.
Adele sees Paul's chronic indecisiveness as a source of his discontent.
New Directions heads to the big Sectionals competition to go head-to-head against the Warblers and the Hipsters. While trouble brews between some of the young couples, Emma and Carl grow closer.
The crew's new-found control over Destiny's flight path introduces new risks when they find themselves in the middle of a war between two races.
After watching a scary movie about a British Taxi, the guys have to help Rigby overcome his fears.
Sophia's suspicions are confirmed when Thomas reveals a shocking new plan. Leila and Sean battle mercenaries while searching for Samantha.
Frances leans on Paul for support as her sister's health deteriorates.
Naomi jumps back into the dating world when she notices one of Ivy’s hot surfer friends, Zach, and tries to impress him by pretending to know how to work a surfboard. Ivy remains upset by her mother’s actions with Oscar and decides to rebuild her relationship with her father. Dixon and Annie decide to help Debbie get back into the dating world by signing her up for online dating, but while on her first date, she and Ryan sneak away for some one-on-one time at the Beach Club. While at the beach luau, Teddy gets jealous when he sees Ian with another guy and allows his feelings to control his actions. Navid and Adrianna’s relationship is strained now that she has found fame, which leads him closer and closer to Silver.
Helen and Frank send their son Rob off to his first day as a temp at a local factory. When Rob doesn't return home, Helen sets out to find justice for her son.
Chuck, Serena, Blair, Dan, Jenny and Eric find themselves faced with a crisis when a member of one of their families is hospitalized. Meanwhile, Nate attempts to help his parents, The Captain and Anne, put their complicated past behind them and reconcile.
Don meets a homeless girl begging for money in the street and asks her out on a date.
It's the day after Thanksgiving and Chuck faces the most awkward of family reunions when mom comes over for dinner—along with the dangerous Alexei Volkoff. Back at the Buy More, Morgan deals with the busiest shopping day of the year as Jeff and Lester hatch their latest scheme.
Lightman is hired by a terminally ill restaurant owner to find his daughter's killer as his dying wish.
Everyone deals with the fallout of the walker attack. Andrea has to come to grips with the fate of her sister, while Jim is found out to have been bitten. With the camp clearly no longer safe, a decision must made about the direction they are to take.
Mike visits a forensic entomology lab where he helps inspect pig carcasses for maggots and other insects.