Two Jewish boys escape from a train transporting them from one concentration camp to another. Ultimately, they are hunted down by a group of old, armed home-guardists.
Káj Mick has always been called Kočka (Cat). He is a sensitive young man who reacts violently to the misunderstanding of both his family and his surroundings. Finding his own way in life is his problem...
Françoise, a French sociology student, moves to Czechoslovakia to write her thesis. She falls in love with Pavel, a professor. But the events of the "Prague Spring" begin and Pavel decides to collaborate. Françoise returns to France and meets up with her militant friends on the eve of the events of May 68 in Paris.
