The Last Relic(1970)

Original title: Viimne reliikvia

A medieval love story with lots of adventures. The times are troubled - there's a revolt of peasants going on. To secure its safety a monastery chases for a relics of a holy Brigitte. A nobleman promises to get it if he gets beautiful Agnes as a reward. But she fells in love with a handsome adventurer. The monastery has to act shrewd now and play double game.