The warriors of Black Magician headed by Boar attack a border outpost. They capture prince Izayslav and wound his son Vlastimir. White Wizard saves Vlastimir and White Wizard's daughter Nastya falls in love with the young man. Recovering, Vlastimir plans to save his father. Many adventures await him, Nastya and their rescue party.

About the tragic love story against the backdrop of the Caribbean crisis. According to the plot of the film, after the aggravation of relations between the two superpowers in different regions of the Soviet Union, military training for reservists was organized. In a quiet village located somewhere in central Russia, they don’t know anything about the lofty goals of the political leadership of the USSR and the USA. But when men of draft age begin to receive subpoenas from the military registration and enlistment office, the villagers understand: a new war has begun...