Film historical reconstruction about two brothers – Cyril and Methodius – responsible for the creation of the first Slavic script, the development of Slavic culture, the translation of the Old Testament and the creation of a new legal code. They also set the foundation for modern Czech statehood. They significantly influenced the history of all Slavic nations. The film puts an emphasis on the legacy of the past and on the idea that neither power nor economic interests will keep European nations together if they do not stand on strong moral and spiritual foundations