Hans, a school principal nearing retirement, feels more like a guest in his wife Rita's life. Their son left home long ago, and their long-standing marriage follows a well-established routine. The new tiles in the bathroom are just the beginning of something that worries Rita greatly. Suddenly, old wounds resurface. Suddenly, the two realize how little they know about their son's life. Suddenly, it is no longer clear whether they are two individuals or a couple. But then life happens...
