Regina grieves over Robin Hood's death and Henry sets out to destroy all magic. Regina and Emma set out to find Henry before Gold does. Meanwhile Snow, David, Hook, and Zelena are imprisoned.
Zoom unleashes an army of Earth-2 meta-humans, the leader of which is Black Canary's doppelganger, Black Siren; Joe worries when Wally goes out to help The Flash.
Supergirl, which just ended its first season on CBS, has been renewed for a second season, but with a twist. The show is being rehomed on The CW, which is jointly owned by CBS and Warner Bros. (hence the name "CW"). It will join CW's other DC Comics based shows The Flash, Arrow and Legends of Tomorrow.
Emma, David, Regina, Robin and Henry are finally back home in Storybrooke and reunited with Snow, but, unfortunately, they still have to contend with Hades, who continues to deceive Zelena as he lays out his plan to use the all-powerful Olympian Crystal to take over the town. The heroes desperately search for a way to defeat Hades while Hook does the same in the Underworld, looking for those missing storybook pages. Regina and Robin take a more direct approach, which culminates in an epic showdown that will leave our heroes forever changed.
Daenerys meets her future. Bran meets the past. Tommen confronts the High Sparrow. Arya trains to be No One. Varys finds an answer. Ramsay gets a gift.
Bran trains with the Three-Eyed Raven. Tommen meets with Cersei. Tyrion makes a bold move. Theon leaves while at Pyke new issues arise. Ramsay's brother is born. Davos asks Melisandre for a miracle.
Hades turns to the heroes to ask for help with getting Zelena back from Rumplestiltskin and Peter Pan. In flashbacks, Emma searches for answers about her family and makes an unexpected friendship.
The fate of Jon Snow is revealed. Daenerys meets a strong man. Tyrion gets used to living in Mereen. Sansa and Theon meet some unexpected allies. A rebellion arises in Dorne and Jaime Lannister arrives at King's Landing with Myrcella.
Now that Hades and Zelena have been reunited, Hades tells Zelena about his plan to leave the underworld forever and Cora reveals information from the past that will change the lives of Regina and Zelena forever.
In flashbacks, Ruby and Mulan find themselves in Oz, where they meet Dorothy. After the three witness Zelena's return to Oz, they look for a way to defeat her once and for all. However, Dorothy mysteriously disappears
Belle turns to Rumplestiltskin with hope of finding a way to protect their child from Hades. However, they disagree over whether to use dark magic, as Belle forbids Rumplestiltskin from using his powers for evil.
Gold creates a Storybrooke portal; Zelena and Regina clash; Belle and Rumple are reunited; Snow and David try to send a message from the Underworld to their son, Neal.
