Claudio Amerio works in a large factory near Florence. His life was recently turned upside down by the sudden death of his father caused by a heart attack. Claudio, who also lost his mother a few years ago, lives alone in the house that belonged to his parents. Between Claudio and the world now there is a wall, Claudio in fact lives holed up in this house where strange things have been happening for days: disturbing noises, falling paintings, sick energies that turn into nagging dreams...