Little Sonya lives with her father and grandmother. Her mother left the family a long time ago, travelling to America in search of a different life. Despite the fact that her father and grandmother love Sonya very much, the girl still dreams passionately of her mother, which upsets her father, who does not believe in the decency of women after his ex-wife's actions. However, he decides to prove to Sonya that her stepmother is not the best way out of this situation…