Audrey ends up in an alternate version of the town that has never seen any trouble on Haven. "The Trouble with Troubles" is the tenth episode of the show's fourth season.
Nathan and Audrey head back to school to catch a killer at a high school reunion on Haven. "Black Blotter" is the 12th episode of the show's third season.
Things go awry when Audrey, Nathan, and Duke end up trapped inside a haunted house on Haven. "Real Estate" is the sixth episode of the show's third season.