This light-hearted comedy operetta tells the story of a newly appointed high school professor who becomes an ideal target for pranks and jokes.

Matej Krópal and his wife farm on a Haná farm. Their niece Vera is coming to stay with them for the holidays. In a small traffic accident, Vera meets her acquaintance, the engineer Peters, who is engaged to the emancipated Olga. However, he is so tempted by Vera's wealth that he begins to court her.