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When Mary Margaret goes into labor, Zelena makes her move to gain the fourth component she needs for her spell to travel back into time and change her destiny. Meanwhile, in the distant land of Oz, Glinda offers Zelena membership in the Sisterhood of Witches. However, the arrival of a young girl named Dorothy changes everything.
Emma: What is he going to do? I have magic, he's got one hand.
Hook: You know I'm good in a fight.
David: At the very least, he can draw fire.
Hook: What, now I'm cannon fodder?
Henry: Once upon a time you were a villain, Mom. But you've changed. You're a hero now. And defeating bad guys is what heroes do. I believe in you. Now you need to believe, too.
Gold: After everything this witch has done, you're going to protect her?
Regina: Good magic stopped her. And good magic doesn't exact vengeance.
Gold: She killed my son!
Regina: How many lives have we taken trying to get what we want?
Gold: You can't be serious.
Regina: I am. Heroes don't kill.
Zelena: So you're a hero?
Regina: Today, I am.