Desc: Struktura krysztalu: Directed by Krzysztof Zanussi. With Barbara Wrzesinska, Jan Myslowicz, Andrzej Zarnecki, Wladyslaw Jarema. Jan and Marek used to study physics together but after graduation their paths were different. Jan got married and moved to the countryside. Marek stayed in Warsaw and now wants to persuade Jan to follow his path.