Sometimes it is enough for expert philologist Victoria Bersenyeva to analyze the text to find the culprit. That is why the owner of the IT company Pavel Knopkin turns to her. He suspects that one of his employees is selling secret documents to competitors. Vika and her nephew Sasha go to investigate an impending crime in the capital of distant Ecuador, the exotic city of Quito. But Sasha is very worried that Vika is too fascinated by the young millionaire Pavel and takes all his words on faith. She doesn't seem to understand that he only needs the expert as a cover...