Shrieking Walls CR 2
When this haunt is triggered, ghostly faces suddenly animate on the walls, unleashing nerve-wracking shrieks of terror and horror. All creatures in the area of the haunt are affected as if by a scare spell (save DC 13).
Pathfinder Adventure Path #49: The Brinewall Legacy. © 2011, Paizo Publishing, LLC; Author: James Jacobs.