Darkness on the Edge of Town

"Darkness on the Edge of Town" is the thirteenth episode and spring premiere of the fourth season of the American fantasy drama series Once Upon a Time, which aired on March 1, 2015. In this episode, Hook and Belle attempt to find a solution to liberate the fairies from the Sorcerer's hat. Emma, Henry, and Regina continue their investigation to track down the author of the storybooks, while a strange darkness called Chernabog threatens Storybrooke. In New York, Mr. Gold acquires a new ally named Cruella De Vil with the help of Ursula. Flashbacks show how Ursula, Maleficent, and Cruella met. Plot Opening Sequence Cruella De Vil's car arrives in the forest.