It seemed that the case of huge embezzlement by a high-ranking official was ridiculously simple. There is evidence and witnesses. But... One by one, the evidence crumbles to dust... One by one, the witnesses die under mysterious circumstances - all but one. Except for the thief in law, who was arrested at the right time by the German authorities, who absolutely do not want to extradite him to Russia... The case, absolutely obvious and clear, is falling apart before our eyes. And then Agent Drongo takes over the investigation - the only one who can find out who is behind what is happening. The only one who is able to guess the truth in an absurd series of errors and coincidences...