Emma, Mary Margaret, David, Regina, Mr. Gold, and Hook enter Neverland to search for Henry, who is on the run from the Lost Boys. Neal travels the Enchanted Forest with Mulan in an attempt to learn the fates of his family.

Peter Pan offers Emma a map that will reveal Henry's whereabouts, but she must embrace her true feelings about her identity before the map will appear to her.

Hook tracks down Tinker Bell to help locate Pan's hideout, Neal devises a plan that could transport him to Emma by using one of Robin Hood's most precious possessions and Tinkerbell offers to help Regina improve her life.

Mr. Gold makes a decision to confront Pan, Neal finds himself back in Neverland, and David struggles for his life. Meanwhile, in the Fairy Tale Land that was, Rumplestiltskin goes in search of a missing Bae.

Hook takes a dying David on a journey to find a map that could lead them off Neverland, and in the Fairy Tale Land that was, Hook and his brother sail to an uncharted land to find a powerful healing plant.

After being saved by Ariel, Snow White returns the favor by helping her new friend get acquainted with Prince Eric; and Emma, Mary Margaret, David, and Hook attempt to rescue Neal from Pan's encampment.

Ariel travels to Storybrooke to contact Belle and find a hidden artifact that can help take down Pan, and Emma, Neal, and Hook attempt to locate Dark Hollow - where Peter Pan's shadow dwells - in order to capture it.

Pan leads Henry to a secret cave, convincing him that he alone can save magic and Neverland itself, and Young Rumplestiltskin is given a magical item that could help him make a fresh start with his father.

The race is on to stop Pan from gaining full magical powers as Henry's life hangs in the balance, and in Storybrooke of the past, Regina sets out to adopt a baby.

The residents of Storybrooke are overjoyed upon the return of Henry and our heroes from Neverland - but a well-hidden Pan is secretly plotting to shake up the very lives of the townspeople.

The race is on to stop Pan from enacting another curse.

Hook comes calling on Emma in New York City in an attempt to jog her memory so that she can once again help her fairy tale family and friends out of a desperate situation.

Emma discovers that the Storybrooke residents have no memory about how they returned to the town, their past year back in Fairy Tale Land, or who was responsible for the new curse.

Zelena is planning a dark surprise for David, and in the Fairy Tale Land of the past, Prince Charming must help Rapunzel confront her fears in order for her to be free from her tower imprisonment.

Neal finds himself back in Storybrooke and yearns for a way to reconnect with his son Henry, whose memories of his father are gone, while also trying to find his own father, Rumplestiltskin.

Zelena challenges Regina to a fight to the death and reveals their familial connection, and in Oz in the past, Zelena asks the Wizard to send her to Fairy Tale Land after discovering that she has a sister.

Ariel pleads with Hook to help her find Prince Eric, and Emma agrees to let Regina teach her how to use magic to help defeat Zelena.

Regina casts a spell so that she can speak across the realms to her dead mother, Cora, to discover the truth about why she abandoned Zelena, and Belle stumbles across what Zelena's ultimate end game is.

Zelena threatens to kill Henry if Hook doesn't kiss Emma and drain away her magical powers, and in the Fairy Tale Land of the past, Snow and Charming go in search of Glinda to help them defeat Zelena.

With Mary Margaret in labor, the residents of Storybrooke go on high alert to ensure that Zelena doesn't try to steal her baby, and in the land of Oz of the past, a young girl from Kansas threatens to be Zelena's undoing.

Emma and Hook are pulled into Zelena's time portal and find themselves in the Enchanted Forest of the past, but they must not change anything or risk altering the lives of their family, as well as their very own existence.

Emma and Hook are pulled into Zelena's time portal and find themselves in the Enchanted Forest of the past, but they must not change anything or risk altering the lives of their family, as well as their very own existence.