While Regina tries to cope with Robin's death, Henry begins a new quest: to destroy the magic that has torn his family apart. Meanwhile, the malfunctioning magic sends David, Mary Margaret, Hook, and Zelena to a different reality where a sadistic Warden holds them against their will... and the Warden has secrets of his own to hide.moreless
The Groundsman helps the heroes escape from the evil Warden, but thongs are not what they appear. Meanwhile, Regina tries to make a deal with Gold, and Henry is forced to restore the magic that he destroyed to bring the heroes back.moreless
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
The resurrected Dark Ones seek to find living souls that they can sacrifice to guarantee that they remain in the world of the living. However, when Emma sets out to stop them, Dark Hook intervenes. In the past, Regina and Hook make a deal to eliminate each other's demons.moreless
Events in Camelot catch up to the present as Hook becomes the Dark One and seeks revenge on Rumplestiltskin. In the present, Emma tries to turn Hook from his revenge now that he knows he shares the power of the Dark One with Emma.moreless
While Emma tries to prepare Hook for the the truth of what she did in Camelot, Zelena gives birth to her child. In the past at Camelot, Emma must pay a terrible price to free Hook and the others from Arthur and Zelena's captivity.moreless
The witch gives Merida an ultimatum: return the magical helm she gave to Merida's father to win in battle or face a cursed kingdom. To hep her, Merida turns to her old tutor: Mulan. Meanwhile, Arthur and Zelena quest for the same helm and the two sides cross paths.moreless
At the Camelot of six weeks ago, one team tries to recover Excalibur, while another goes after the spark Merlin can use to reforge it. In the distant past, Merlin falls in love with a refugee named Nimue.moreless
Six weeks earlier in Camelot, Merida brings Belle with her to help save Merida's kingdom. In the present, Emma forces Merida to try and kill Belle so that Gold will become a hero and defend his love.moreless
In the Enchanted Forest, Arthur insists on accompanying David to find a magic relic that would let Regina communicate with the imprisoned Merlin. In Storybrooke, Emma needs Hooks help to withdraw Excalibur from the Stone.moreless
In flashback, the Storybrooke residents are welcomed to Camelot but things turn dangerous. In the present, Hook tries to bring Emma back to the light.
Fighting the darkness within her, Emma returns to the Enchanted Forest. Meanwhile, Regina and the others are forced to turn to Zelena for help so that they can follow their friend and aid in her struggle.moreless
Isaac completes his new story, giving the villains happy endings and turning the heroes into villains, thieves, and cowards. Only Henry is unaffected, and must find a way to undo Isaac's spell and restore things to normal.moreless
Henry, Emma, and Hook join forces in Isaac's fictional world to stop the wedding of Zelena and Robin, and reverse Isaac's story. However, Isaac turns to the heroic Rumplestiltskin for help in stopping them, forcing the Light One to make a desperate choice.moreless
Emma takes Lily to Storybrooke to reunite her with Maleficent, while Isaac seeks out a new source of magic ink after Gold's condition worsens. In the past, Cora offers to make amends with Regina for killing her true love, but Regina isn't convinced her mother has her best interests at heart.moreless
Emma and Regina join forces to travel to New York City and both find Lily and rescue Robin. However, things go terribly wrong. In the past, a young Emma has a chance at a happy life with a new family until Lily reenters the picture.moreless
Emma tries to find the Author before Gold does, despite her issues with her parents. In the past, Rumplestiltskin sends Robin to Oz to steal an elixir from the Wicked Witch.
A tourist is shot after unknowingly transporting a stolen Van Gogh painting. Kono and Chen investigate and infiltrate the world of black market priceless art, where they are taken hostage. Meanwhile, McGarrett asks Iron Chef Masaharu Morimoto to train Kamekona to beat Chef Sam Choy in a shrimp cook-off.moreless
Frank and Danny are intent on putting an international felon in jail, but he keeps evading charges. After researching college costs for Nicky, Erin thinks over going into private practice. Danny and his new boss butt heads.moreless
The celebration of Mary Margaret and David's child is interrupted when Emma and Hook are pulled back to the past by Zelena's contingency plan.
Mary Margaret goes into labor, and the residents of Storybrooke rally to protect her new baby from Zelena. In the Oz of the past, Glinda tries to convince Zelena to join the good witches as a protector of Oz, but the appearance of Dorothy Gale from Kansas may push her over the edge.moreless
When Hook refuses to curse Emma and enact Zelena's curse, the Wicked Witch threatens Henry. Meanwhile, during the missing year in the Enchanted Forest, Snow and Charming seek out Glinda the Good Witch in an attempt to stop Zelena. However, their efforts lead to the curse that stripped the Storybrooke inhabitants of their memories.moreless
Zelena's latest ploy prompts Regina to attempt contact with her long-dead mother, Cora, in order to find out the reason for her abandonment of Zelena, while Belle makes a startling discovery. Long ago in the Enchanted Forest, a young Cora must hide her pregnancy for fear of losing everything she has gained.moreless
Paracelsus takes control of Warehouse 13 and uses his newfound abilities to terrorize the team... and then travel back in time to create an new timeline where he rules the warehouse.
In the Enchanted Forest before the new curse, Hook and Ariel become unlikely allies in the search for the thief of theJolly Roger. Meanwhile, in present-day Storybrooke, Emma agrees to learn magic from Regina in order to defeat the Wicked Witch, while David and Mary Margaret try to spend quality time with Henry.moreless