Wiktor Wiarecki is an unsuccessful writer. He is also not successful in his personal life: Wiktor's marriage is in crisis, and his adult son wants nothing to do with his father. The turning point is the death of his friend Wiarecki, an outstanding writer Stefan Przewłocki. A literary widow gives Wiktor the materials for the deceased's last novel.

A mysterious Mania appears in Warsaw. The girl, together with the other children, experiences amazing adventures.

Soon after the end of the war, a former officer moves to a small seaside town in the Recovered Lands. The situation in this post-German territory is still unsettled.

A simple governess and a wealthy aristocrat fall madly in love with each other. However, his family are prejudiced towards her and have other plans for him.