Andula, an innocent Czech girl from a factory town, is desperately in search of love. She believes she's found it when she beds Milda, a charming young musician visiting from Prague. Milda, however, is only looking for a casual encounter, and leaves town assuming he'll never see Andula again. But when Andula doesn't hear from him, she packs up and heads to Prague, to the surprise of Milda and his parents.

Young script-writer Frantisek (Petr Cepek) is hired to write a film script based on the successful novel Looking Back. He meets with the novel's female author, a University professor and writer named Olga Machová (Jirina Trebická), approximately ten-years-older than him. In the beginning, they do not understand each other at all. Frantisek is a skeptic experiencing a moral crisis, unsatisfied with both his work and his private life - he lives separated from his wife and has no deeper feelings for his numerous lovers. He even gets drunk from time to time and breaks the public peace. Olga is lonesome, too, but considers her life fulfilled.

The sad hero of the story, Petr, an ordinary lawyer in a construction company, is crowded into a small apartment in Žižkov with his wife and grandparents, desperately struggling with the lack of money. One day he offers an old man a seat on a crowded trolley bus and is generously rewarded for his good deed, for the unknown old man is a fabulous grandfather. He gives Peter a magic bell and the opportunity to make three wishes, but the first two slip through his fingers. For the third, the astonished man must take time to think...