Charming and Snow have been reunited and everything should be coming up sunshine and daisies in Storybrooke, but Cora and Hook only let them have a moment of happiness. You know that Regina’s mother is the meanest of mean, but she always has something a touch more cruel up her sleeve to take you by surprise. And just like Regina, the worst aspect of Cora’s evil is that she's willing to destroy the world just to get back at one person. For Regina, it was Snow White. For Cora, it’s her daughter.