Desc: Svecana obaveza: Directed by Bozidar 'Bota' Nikolic. With Zarko Lausevic, Slavko Stimac, Velimir 'Bata' Zivojinovic, Ljiljana Blagojevic. A professor of geography and a farmer befriend during their military service. On a day of taking the solemn oath, a farmer's father who rejected him when he was little suddenly appears. Refusing to meet him, he sends his friend to replace him.