LOS ANGELES, Nov. 18 (UPI) -- Wicked: For Good , in theaters Friday, covers the second act of the stage musical Wicked , but it feels like a true sequel to the first film released last year. Like The Empire Strikes Back or Back to the Future Part II , the new movie develops and complicates the story's lore and characters. For Good opens "12 tide turns" later in Oz, with the Yellow Brick Road under construction. Elphaba (Cynthia Erivo) is trying to expose the Wizard ( Jeff Goldblum ) as a fraud,