500 years after Martin Luther nailed his 95 theses to the door of the Castle Church in Wittenberg, a detained whistle-blower invokes this famous historical figure as a justification for leaking secret government documents. Investigations lead to the Vatican. Can Martin Luther be followed as a mastermind for conscientious resistance and his reformation be used as a blueprint for successful and sweeping societal change? These are the questions, that this "documentary-thriller" mix tries to answer by way of following the investigators' inquiries.