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
Regina is forced to temporarily abandon her plans to rescue Robin when Cruella abducts Henry. In the past in 1920s London, a stranger helps a young Cruella confront her abusive mother.
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.
While Regina keeps Gold and his allies from finding the Author, Henry finds a clue to the Author's location. In the past, Snow and Charming are given a way to secure their unborn child's goodness but at a terrible cost.moreless
Hook makes a deal with Ursula to find out what Gold is planning. Meanwhile, Regina dreams of a reunion with Robin, and Gold finds out where the door may be hidden. In the past, the circumstances behind how Ursula lost her singing voice are revealed.moreless
Emma, David, and Mary Margaret monitor Regina as she attempts to infiltrate the Queens of Darkness. However, they require the former Evil Queen to prove that she is worthy to join them. Meanwhile, Hook asks Belle for a favor, while Henry closes in on the Author. In the past, Regina and Maleficent become friends.moreless
Emma investigates Cruella and Ursula, and begins to suspect that David and Mary Margaret are hiding something from her. Meanwhile, Henry talks to Pinocchio and Marco in the hope that they can help him find the Author. In the past, Snow and Charming meet the Queens of Darkness for the first time.moreless
Gold and Ursula recruit Cruella to their cause and travel to Storybrooke. Meanwhile, Hook works with Belle to free the fairies from the Sorcerer's Hat and succeed, but end up unleashing a greater evil. In the past, Rumplestiltskin convinces the Queens of Darkness to help him retrieve the dark curse that prevents them from getting their happy endings.moreless
After the Snow Queen's spell is broken, Elsa and the others discover that they need an alternate route back to Arendelle. Hook gives them the key but they're unaware that he's under Gold's influence and Gold wants them out of Storybrooke so they can't stop his plan. Meanwhile, Regina and Robin find happiness only to discover that it's fleeting, and Henry finds a vital clue to the location of the author. In the past, the Queens of Darkness--Maleficent, Ursula, and Cruella De Vil--conspire to obtain a powerful magic artifact from Rumplestiltskin.moreless
While Emma and Elsa attempt to take down the Snow Queen, the other citizens of Storybrooke are consumed with hatred for each other. Meanwhile, Will prepares to settle his debt with Hook, and Gold plans his escape.moreless
As the Snow Queen's spell closes in on Storybrooke, the townspeople prepare for the worst. Elsa tries to find her sister, who may be the only chance of a cure. However, Gold has his own plan underway to save himself, Belle, and Henry, and is willing to sacrifice everyone else to assure their escape. In the past, Anna and Kristoff attempt to find the Wishing Star so that they can recover Elsa.moreless
Rather than hurt her family and friends, Emma seeks out Gold to find a way to remove her magical powers. Meanwhile, Robin asks Will to help him find a way to ensure Regina's happy ending. In the past, Ingrid tries to turn Elsa against Anna but fails, and the sisters try to trap their aunt in the urn.moreless
Emma prepares to remove her powers to protect her loved ones, unaware that Gold plans to trap her in the Sorcerer's Hat. Meanwhile, Robin finds a clue that may provide Regina with her happy ending. In the past, Ingrid turns Anna against Elsa but the results aren't what she expects.moreless
Emma captures and questions the Snow Queen, who uses the opportunity to turn her against her family. Meanwhile, Regina and Robin continue trying to find a way to save Marian, and Henry continues his undercover mission to find out what Gold is hiding. In the past, the mystery behind Ingrid's powers is revealed.moreless
Belle tries to use Gold's dagger to force him to locate the Snow Queen, so that the townspeople can find out her plans and learn why she wiped Emma's memories. In the past, Belle convinces Anna to take her to Grand Pabbie so that she can recover her memories of her mother Colette.moreless
Sidney agrees to lead Regina to the Snow Queen, and Emma insists on tagging along in the hopes of rekindling her friendship with Regina. Meanwhile, David and Mary Margaret interrupt their first date since the baby arrived to track down an escaped Will. In the past, Emma befriends a fellow orphan, Lily, but learns that she's not what she claims.moreless
Emma asks Hook to go on a date with her, and he bargains with Gold to get his left hand back so that he can hold Emma with both hands. Meanwhile, Emma continues her hunt for the Snow Queen, and Will breaks into the Storybrooke Library to get a very special book. In the past, Anna makes a deal with Rumplestiltskin to learn what her parents were seeking in the Enchanted Forest.moreless
Someone casts a freezing spell on Marian and the townspeople believe that Elsa is responsible... unaware that the Snow Queen is the real perpetrator. Meanwhile, Emma and David meet an old friend of Robin's, while Regina and Henry set out to find the author of Henry's storybook. In the Arendelle of the past, Elsa and Kristoff must join forces to stop Hans from conquering the country.moreless
Elsa accidentally endangers Emma's life when her ice powers go out of control again. Meanwhile, when Regina goes into seclusion, Mary Margaret takes charge of the town and faces her first crisis. In the past, Anna meets David and helps him learn to fight for what is his against a brutal warlord... the dreaded Bo Peep.moreless
While Elsa wanders Storyrbooke and inadvertenyl summons a snowman to protect herself, Regina comes up with a new plan to assure that she finally has a happy ending in her life. Meanwhile, in the past, Anna and Elsa learn why their parents left Storybrooke and set out to find out where they've gone.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.
Trapped in the Enchanted Forest in the past, Hook and Emma must work together to find a way home, without altering their friends' and family's present... and the Storybrooke of the future.
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