Young director Honza David (Krystof Hádek) films the Russian invasion in in Prague in August 1968. With Eva (Vica Kerekes) - the love of his life - he tries to get out of the country. He wants to bring the explosive material to Vienna, to the director of the Austrian Television Helmut Zilk (Johannes Zeiler). He knows Eva very well - but the Czech Secret Service even better ...