In flashbacks, Ruby and Mulan find themselves in Oz, where they meet Dorothy. When the tree of them witness Zelena's return to Oz, they look for a way to defeat her once and for all. However, Dorothy mysteriously disappears, and Ruby's search for her new friend lands her in the Underworld. There, Ruby teams up with Emma, Regina and Snow to continue looking for Dorothy. Meanwhile, Snow and David struggle with not being with their son, Neal, and devise a plan so that one of them can escape the Underworld.
Did You Know?
When they're all talking at Auntie Em's grave, the position of some of the casing on Snow's umbrella changes positions between shots. See more
Tell me everything you know about this land.
There's supposed to be a lot of singing.
Well, there was in the movie.
The opening sequence shows Ruby with the forest background red instead of blue to reflect the Underworld. See more