After the heroes return to Storybrooke, they try stop Hades from using the Olympian Crystals to take over the town.
Hades turn to the heroes for help after Gold and Peter abduct Zelena, and offers their freedom in return. However, Cruella objects to the heroes leaving without her. In the past, Emma makes an unexpected friendship while looking for her family.moreless
While Regina tries to convince Cora to help her stop Zelena from leaving the Underworld with Hades, James tries to get revenge on his twin brother David.
Mary Margaret and David come up with a plan for one of them to escape the Underworld. In the past, Ruby and Mulan meet Dorothy in Oz, and Ruby ends up in the Underworld and searches for Dorothy when her new ally disappears.moreless
Belle forbids Gold from using dark magic to protect their unborn child, while Hades encourages Gaston to kill Gold. In the past, Belle and Gston fall in love as the Ogres attack.
Thanks to Gold's portal spell, the Underworld receives three new visitors. Meanwhile, David and Mary Margaret learn of a way to contact their baby son. In the past, Hades and Zelena ally to gather the ingredients for Zelena's time-travel spell.moreless
Emma realizes that Hook needs more than rescuing from Hades if she will ever leave the Underworld with him. In the past, the Jones brothers face servitude together but the chance for freedom arises when Captain Silver sails into a hurricane... and Hades secretly offers Liam a deal.moreless
Gold decides to help the others find Hook so that he can return to Belle. However, he has to find his ex-wife Milah to obtain her help. In the past, Rumplestiltskin must make a deal to save Baelfire's life.moreless
After a prisoner escapes from the Underworld prison and brings word of Hook's location to the others, Mary Margaret seeks out an old friend for help. In the past in the Enchanted Forest, a young Snow faces a challenge to her rulership when bandits threaten her people.moreless
The group arrives in the Underworld and finds a dark counterpart to Storybrooke. While Regina deals with her mother--now the mayor of the other-Storybrooke--the others try to find Hook. In the past, Regina's father tries to convince her to turn from the path of vengeance before her soul is forfeit.moreless
Brian tangles with real pirates who are holding a girl against her will. Brian and Rebecca work to clear Naz of treason charges, only to discover that there's a family secret she is keeping from the FBI.moreless
Benson is investigated following William Lewis' death, and a prosecutor convenes a grand jury and calls for her arrest. While two lieutenants advise Benson to save her career at all costs, she wrestles with what's the right thing to do.moreless
The current case of a kidnapped girl brings back memories of a similar unsolved case that Danny worked on years ago. Frank and Kelly Peterson are at odds about disclosure of information on a program that lets Frank direct intelligence officers overseas.moreless
Detective Amaro shoots a 14-year-old boy while backing up a uniformed officer, and the new Mayor makes him an example of the new crack-down on police brutality. Meanwhile, Cragen has a surprise announcement.moreless
Bart Ganzel's trial finally hits the docket, but a complication in the form of a rape charge against Detective Cassidy may derail the case completely. When the trial turns against Cassidy, Barry Querns dips into his bag of tricks to set the case aright. The surprise, though, is on Detective Amaro.moreless
While grieving for the death of his wife and the mother of his children, Director Vance comes across personal information he didn't expect and it makes him doubt everything.
The team looks into a hacker that could lead them to the most-wanted cyber terrorist in the world.
Sabrina's mom hires the Modern Family camera crew to capture Jimmy and Sabrina's wedding day, but a series of catastrophes threatens to ruin the entire event.
An investigation hits close to home and gets personal as the NCIS team seeks answers and demands justice.
Jane and Grayson take on a case involving Deb's friend Mark's wife's who absolutely refuses life saving surgery due to do to her sudden brilliance as because of a brain tumor. Kim takes on a case where the age Mcbride is in a lawsuit brought on by the ex who believes that the song lyrics might lead and the fans to a possibly and murder the ex.Grayson finally and lets the Jane know his feelings; he's also an discoverers Kim's secret that could change things.moreless
The return of Travis' ex-partner causes a rift between the guys.
The time has come for the ceremony celebrating the merger between MetroCapital and Galweather & Stearn. Marty and his team are working to the last minute to stop the merger from happening, while both he and Jeannie have to face the music about issues in their personal lives.moreless
Marty and The Rainmaker seem to finally have come up with a plan to stop the upcoming merger. However, this alliance proves to be a lesson in trust for Marty, leading him on a path of revenge. At home, Roscoe is making it clear that he is not happy with the breakup between Marty and April.moreless
Despite having looked forward to winding down after a hard week's work, Marty's team has to spend the weekend saving Roscoe from being expelled. At the same time a lady friend from Marty's past returns to ask him a favour. Jeannie is becoming increasingly anxious ahead of her wedding.moreless
Marty and The Pod travel to New York to consult for MetroCapital, a mega-bank that is looking for a plan to unscrupulously justify taking their year-end bonuses as the financial world around them burns. Unfortunately, Marty makes an enemy out of MetroCapital's number two guy, Greg Norbert, in the process.Back at home, Marty gets some unwanted advice on how to raise his son, Roscoe, from Jeremiah, Marty's live-in father, when Roscoe decides to try out for the female lead in a school play.moreless
The Chances are forced to camp out on the front lawn while their house is being tented for termites, but the sudden change of living arrangements is the least of their worries when they find out that Hope hit a boy at the day care, worrying everyone that she might just be following in the footsteps of her mother.moreless
A high-speed police chase leaves the driver dead, but also leads to a shocking discovery. As the team is investigating this case, they find themselves needing to talk with Chin's ex-fiancé.