A famous surgeon is beaten by drunken bullies, loses his memory and cannot recollect who he was before. He gets to a village, lives in a not so well to do family and becomes the Quack - he slowly regains his talent for medicine and saves the lives of several village patients.
A psychological detective story about a police hunt for the murderer of young boys. The police comissioner ends up tracing the clues to his own home, where he has an adolescent son he has not been able to communicate with.
Two young men from a town near Lodz attack and rob a taxi driver, hoping he will have a lot of cash. Wanted by the Militia, they run away through Poland.
Two strangers, Jerzy and Marta, accidentally end up holding tickets for the same sleeping chamber on an overnight train to the Baltic Sea coast. Also on board is Marta's spurned lover, who will not leave her alone. When the police enter the train in search of a murderer on the lam, rumors fly and everything seems to point toward one of the main characters as the culprit.