Young conductor Olga Koreneva's whole life suddenly changes when her illegal black caviar is confiscated on one of her journeys. The customers of this transport suffer losses. And Olga, as the culprit of the failure, is forced to deliver a certain secret cargo to Moscow free of charge.
One after another, terrible explosions go off in Moscow, claiming hundreds of lives. Olga realises what kind of cargo she was carrying in her coupe.
This terrible guess turns into the death of the man she loves and her best friend. Will the cruel hand of revenge stop?