While a deadly conspiracy was plotted against him to thwart the liberation of Serbia from the Ottoman rule, the Serbian Duke, in love with his much younger cousin, is torn between his sense of duty and his feelings. This historical thriller – romance is based on real events.

In 1882, when Jelena Ilka Marković – the widow of Jevrem Marković, accused of participating in the Topolska Rebellion and summarily executed – attempted to assassinate King Milan Obrenović and thus avenge her husband. She was arrested, and a few months later she was found dead in her prison cell.