A craftsman builds a glass harmonica that enlightens him. He travels to a town where the people are obsessed with money. A bureaucrat smashes the glass harmonica which leads to chaos and eventually to social reform.
The film is devoted to the theme of careful attitude to the nature. It tells us how one of butterflies which are caught by the boy, grows till the huge sizes and the hunter appears in the net. Having tested bondage, the boy lets out the captives.