Argentina is uneasy again. In Buenos Aires, the prime minister and his wife were killed within the walls of their own home. A golden collar disappears from the couple's estate, but theft is not the main motive for the crime - something more serious is involved here... The Ozeya mayor Tuzeylo and his wife Anita gave birth to a charming heiress. New life, quiet family happiness...But soon Tuzik’s life turns upside down. Anita gets into a terrible car accident, the circumstances of which indicate that it was faked, and Tuzik himself is accused of something he did not commit. All this is connected with the mysterious murder of the country's prime minister. But how exactly? Tuzeilo Friedrichovich will have to solve this riddle and, while maintaining composure, unravel the tangle of insidious intrigues around his name.