St. Petersburg is a wonderful city, you can enjoy it endlessly until you find out who surrounds you behind the invisible curtain. The story of a girl who moved to St. Petersburg to begin her adult life away from home ultimately turns to the problem of her family, the curse that has been hanging over it for many centuries. Here you will learn about willpower, which leads to victory and to the truth that a person strives for all his life. Here secrets are revealed, and everything invisible becomes clear.