A literary teacher Antonina Sergeevna goes to work at an elite physical and mathematical lyceum from a regular school. She is surprised to see how respectful the students are here - as to full-fledged creative personalities. Soon she begins an affair with a young school principal - a talented physicist, candidate of science. But the euphoria of the first months of communication with students is replaced by disappointment - her pets turn out to be cold, rational people, almost indifferent to the beautiful ...
During a WWII a duel starts between Soviet war ship and Nazi submarine.
The war separated the young couple, Olga and Victor. After the war, Viktor Borodin, considering his wife long dead, remarried. The new couple considered themselves happy until Victor met Olga again.
