During a first passing meeting of Kunhuta the Hungarian princess (Hana Maciuchová), and Závis of Falkenstejn (Radoslav Brzobohatý) something clicked between both young people. But to due political reasons Kunhuta has to marry the Bohemian king Psemysl Otakar II. (Frantisek Nemec). Both meet again after ten years. The jealous king sends Závis to exile. In the war conflict between Premysl and Rudolph of the Hapsburgs (Martin Ruzek), Závis joins together with a part of the Czech nobility the side of Rudolph. Premysl is in a difficult situation and so Kunhuta visits Závis in disguise and she asks him to help Premysl.