Perception is a first-person adventure video game developed by The Deep End Games and published by Feardemic. It was first released for Microsoft Windows on May 30, 2017, with future releases planned for the Nintendo Switch, PlayStation 4 and Xbox One. The story follows Cassie, a blind woman who perceives the world using echolocation. The player assumes the role of Cassie and must use her unique skill to explore a large mansion in Gloucester, Massachusetts and uncover its secrets.