In over eight years of research, "Der Prozess" follows the longest criminal proceedings in Germany′s legal history - the "Majdanek Trial". In interviews with judges, the accused, victims and eye witnesses, and with the use of documentary footage and reports, the film recounts (in three parts) the legal trials against the workers and perpetrators of the Lublin/Majdanek concentration camp from the first day to the pronouncement of the judgment.