Sveta was being haunted by the evil tooth fairy, who asked her to give her tooth. Sveta went to her niece, Varenka, but she refused to give her tooth. The evil fairy, Avdotya, came to her office, but was asked to bring Sveta's tooth. Sveta gave the tooth to the tooth fairy. Varenka told the tooth fairy that Sveta had deceived her and given her a cat's tooth.