The events take place in Leningrad in the 1940s. The story revolves around a girl named Anna, who unexpectedly realizes that she possesses an uncontrollable supernatural ability. One day, she sees her younger brother Peter almost die in a car accident. Frightened, Anna screams so loudly that the truck, people on the streets, and houses are lifted into the sky. Many people are injured. Naturally, this incident does not go unnoticed by the government of the country.