HORROR VACUI is an experimental video game by Christoph Frey, that deals with the subjectivity of the memory and takes place in the world of thought of a patient in a comatose condition. It was created in 2012.
The player can explore this world, that is represented by rooms and objects.
Found fragments of memory affect the content of the following fragments, making it necessary to play it more the one time.
There is no winning or loosing, no enemies.