Anna uses her position to manipulate the president on behalf of the oligarchs. Oksana confronts Mukhin about his unprofessional behavior.
K.C. plans to give her dad the most perfect christmas gift of all, a surprise visit from his dad. When he arrives, she’s the one who ends up surprised. It turns out that Craig and Poppa Earl not only don’t get along very well, he also has no idea that they are all spies.
Lisa sets out to restore the tarnished reputation of Springfield’s first female inventor. To find her invention, she scours an abandoned asylum and a restaurant that caters to men. Bart joins Lisa at the asylum, stealing one of the homicidal patient’s notebooks, and bragging to the boys at school that he wrote the entries himself. This revelation causes Homer and Marge to believe he is a sociopath, which Bart decides to use to his advantage until things go too far.
When Joe is trampled in a local running of the bulls and becomes a quadriplegic, the guys find it too difficult to hang around him. Meanwhile, Brian sleeps with a married woman, and when the husband returns home, he pretends to be the family’s new dog.
Claire and Kiira compete to become face of the ABC season. Mia worries that her eating disorder is doing real damage. Claire gets a better understanding of Sergei's interests.
Tekkadan and Turbines go on ahead to Earth, leaving Mikazuki and Yukinojo on the Saisei to complete final adjustments to the Barbatos. But the events aboard the Saisei have greatly affected their respective states of mind.
A former psychologist turned bar owner attempts to run a Detroit jazz club, but her interfering family and lazy staff have her seeking counseling from Jon.
Liv invites her “Voltage” director and crew over for the Rooney’s traditional Christmas Eve dinner but is forced to enlist Artie’s help to prepare the famed meal. Meanwhile, Maddie and Willow’s gift exchange takes a surprising turn.
A brother and sister struggle with the decision to put their elderly father in a nursing home. Naturally, they reach out to Mike Tyson for help.
When people begin suffering the effects of accidents and sins in which they have not actually been involved, the team tracks the connection to the perpetually young Dorian Gray, whose magic now works on selfies.
Sunny and M.K. try to figure out how to control the boy's power. Meanwhile, Quinn sets a dangerous parlay with a rival Baron to help fight The Widow.
Charlie's funeral brings out the worst in the Xies and a terrible secret comes to the surface. Ron Xie confronts Jo but ends up revealing more than he intended.
The dark siege of Storybrooke is underway as all of the resurrected Dark Ones target a living soul for sacrifice so that they can return to the realm of the living. With doom imminent, Gold advises Mary Margaret, David and the rest of the heroes to spend their last fleeting moments enjoying the company of their loved ones. Emma, however, refuses to give up, knowing that she is responsible for righting all the poor choices she made as Dark One - there's only one problem, Dark Hook. When they face-off with the fate of Storybrooke at stake, Hook's actions will devastate Emma in a way no one saw coming. In a Fairy Tale Land flashback, the Evil Queen tests Hook's mettle by forcing him to confront a demon from his past before contracting him to dispatch one from hers.
Kevin comes clean to a skeptical John about his connection to Evie's disappearance, as Miracle faces an unexpected threat on the fourth anniversary of The Departure. Season Two Finale.
Carrie spots a clue in the video of Quinn that could help pinpoint his whereabouts. With the release of the footage, a new threat emerges.
Tensions flare as Jake and Rosa work a case with two peculiar Swedish cops. Neil deGrasse Tyson drops by to help Gina prepare for a big test.
Amy and Ty work together to determine why Caleb’s horse becomes ill during his treatment at Heartland. Meanwhile, Georgie pits her parents against each other to get permission to go on an “away” trip with some girls from the Extreme Team. While Jack and Tim work together to bring the loft up to code as ordered by the insurance inspector, they discover unexpected interlopers.
King Cyrus draws a line in the sand with Queen Helena and Prince Liam as he does whatever he can to eliminate King Simon’s legacy. Princess Eleanor makes a friend as a new wrinkle in the King’s murder is potentially revealed.