Suppose you start watching a horror film on your favorite streaming service. Which scenario would tell you that the film will use dramatic irony for its effect? The main character tells her sister “This house isn’t haunted”—even though she knows it is.
All of the main characters agree that a house isn’t haunted, and they decide to spend the night there.
A character scoffs at the idea of a haunted house, but the audience has already seen a ghost in the window.
One character assures another that ghosts aren’t real as both enter a building called The Ghost Shop.