One of the classes of the Warsaw high school boycotts the test in chemistry lessons. A schoolgirl who has not succumbed to pressure from her peers becomes the target of their revenge.

Mieczysław Jahoda, a cameraman and pioneer of photographic techniques, was a champion of mood creation. The film is a reminiscence about the author of such Polish classics as "Knights of the Teutonic Order", "The Manuscript Found in Saragossa" or "How Far, How Near".