Little Miss Ellen Klausen, called "Klaus", is a medical student and is fighting bravely to complete her studies. It was her father's will that she should become a doctor. Klaus is endowed with a strong charisma and infectious joy of life, and she is infatuated with her stylish professor. She exploits her talent for singing by getting a job as a chorus singer under the name "Mille". Here she gets into trouble when she slaps an eager butcher after he has reached out to her.