Austria's victory over Sweden at the 1947 World Ice Hockey Championship in Prague helped Czechoslovakia win the title of world champion. After the match, the cheering of the spectators in the stadium knows no bounds, and so it happens that dentist Jan Vaněček is kissed by an unknown girl out of joy. The kiss is captured by a film camera and is then seen in a film newsreel by Vaněček's fiancée Lída in the cinema. She becomes very angry and does not want to see Vaněček anymore...