A Polish RAF Officer returns to his homeland and finds himself torn between love for his friend's wife and illegal activities he gets himself involved in.

Jan is a young assistant professor in chemistry and a workaholic, Anna is an unsuccessful science writer who turns to Jan for advice and human compassion, but Jan, absorbed with his career, remains immune to Anna's clumsy efforts to pierce his defenses.

A series of misfortunes plagues a journalist and his new friend.

In the last days of the war an old train driver and his young assistant carry weapons to Polish soldiers on the western front.

A juvenile delinquent becomes a model citizen thanks to the teaching of a gliding school.

An old worker secures the future of his steel mill during the war.