A young woman from Senegal puts her 15-month-old baby into the sea. The infant dies. A court convenes. The woman is to be tried in the northern French town of Saint-Omer. Murder or not - that is the question. At first. Another young woman is also sitting in the courtroom: Rama. The professor and writer is also from Senegal. She identifies with the accused and wants to write a reportage about the trial. The trial begins. But who is really sitting in the dock here?