Für den Polizisten Joseph Matula ist der Prozeß gegen den Jugendlichen Paul Schneider eine willkommene Abwechslung seines alltäglichen Dienstes.
Young policeman Josef Hermann Matula of Frankfurt is accused of violent behavior against a car thief, represented by lawyer Dr. Dieter Renz.
When Matula gets into a relationship with the thief's sister, this retires the accusation, but Matula go again on trial when he has to cover him after having caught him again at stealing cars. This time he asks Dr. Renz for defense