The film follows Kaspar Hauser (Bruno S.), who lived the first seventeen years of his life chained in a tiny cellar with only a toy horse to occupy his time, devoid of all human contact except for a man who wears a black overcoat and top hat who feeds him.

A small Bavarian village is renowned for its "Ruby Glass" glass blowing works. When the foreman of the works dies suddenly without revealing the secret of the Ruby Glass, the town slides into a deep depression, and the owner of the glassworks becomes obssessed with the lost secret.

Shot under extreme conditions and inspired by Mayan creation theory, the film contemplates the illusion of reality and the possibility of capturing for the camera something which is not there. It is about the mirages of nature—and the nature of mirage.