When Lex's thugs hold Lionel and Martha hostage, Clark tries to mount a rescue by making a leap to a tall building with a single bound without revealing his powers.
As Mary Margaret goes into labour, the residents of Storybrooke work to protect her and the baby from Zelena. Meanwhile, Glinda tries to convince Zelena to join her as a protector of Oz.
The residents of Smallville are thrilled when a movie based on a comic book begins shooting in town. However, after the lead actress drives off in a stunt car with cut brakes, Clark must step in to stop the runaway vehicle.