The action of the movie takes place in a certain fairy-tale town. The main character - the scientist Christian-Theodore discovers a lot about the inhabitants of the city, about their oddities and peculiarities. The princess of the city has struck the imagination of Christian-Theodore, but he does not notice that he is not indifferent to the kind girl Annunziata. The scientist becomes a victim of palace intrigues and intrigues. His own shadow, which appeared to the hero, pushes him to a cowardly act - the rejection of the princess. The shadow wins the heart of the princess and wants to destroy Christian-Theodore. But, as it is supposed to be in a real fairy tale, everything ends happily. The hero is helped by Annunziata's love and the sympathy of the town's inhabitants for the scientist who wants to make everyone happy.