Hook pilots the Jolly Roger to Neverland so that Emma and the others can find Henry, abducted by Greg and Tamara. Meanwhile, Henry's abductors discover that everything isn't what it seems. And Neal wakes up in the Enchanted Forest and discover that he must seek out the castle of his father if he wishes to see Emma again.
As she searches for Henry with the others, Emma meets with Pan, who gives her a map but warns that it will only lead her to her son if she admits who she is truly is. Meanwhile, in the fairy tale world, Snow White is willing to give up her kingdom and her people when the Evil Queen offers to spare her life if she will go into exile.
In Neverland, Hook suggests that they recruit Tinker Bell to lead them to Pan's camp... unaware that Regina has a dark history with the fairy creature. Meanwhile, in the Enchanted Forest comes up with a way to get to Neverland and rescue Emma and Henry.
In Neverland, Gold must decide whether he will sacrifice his life for Henry... who the prophecy says will be his undoing. Things become complicated when he meets Neal, who he had believed was dead. Meanwhile, in the fairytale world, Bae is abducted by a mysterious Piper and Rumplestiltskin sets out to find his son and take revenge on his abductor.
Hook convinces a dying David that the key to their escape from Neverland lies atop Deadman's Peak, and convinces David to accompany him to find it. Meanwhile, Emma, Mary Margaret, and Regina come up with a plan to contact Henry and assure him that there's still hope. And in the past, the man who will one day become Hook sets sail with his brother Liam to find a rare healing plant for their king.
Regina leaves the group to find Gold and convince him to launch a magical assault on Pan. Meanwhile, Emma and the others learn that Neal is being imprisoned in Echo Cave, but they must pay a heavy price to free him. And in the fairy tale world that was, Snow White is on the run and meets a mermaid named Ariel, who asks for her help winning the love of Prince Eric.
Ariel travels to Storybrooke to help Belle find Gold's object that can imprison Pan for all eternity. However, two men from the Home Office are prepared to stop them at any cast. Meanwhile, in Neverland, Mary Margaret is furious at David for lying to her, while Emma finds herself the third point in an uncomfortable love triangle as she tries to capture Pan's Shadow and use it to escape Neverland.
While Pan tricks Henry into sacrificing his life by making him believe that he will save Neverland, Emma and the others try to stop him before it's too late. Meanwhile, in the fairy tale world, a young Rumple and his father Malcolm travel to Neverland but find out that it's not what they expected.
While Emma and Regina work together to try and find a way to save Henry before it's too late, eleven years in the past, Regina turns to Gold for help when she decides she wants to adopt a child to fill the emptiness in her life.
The residents of Storybrooke are overjoyed upon the return of Henry and our heroes from Neverland. But unbeknownst to them, a plan is secretly being put into place by a well-hidden Pan that will shake up the very lives of the townspeople. Meanwhile, in the Fairy Tale Land that was, Snow White and Prince Charming’s honeymoon turns out to be anything but romantic when they go in search of a mythical being that could stop Regina cold in her tracks.