Other people's secrets are a dangerous thing, the secrets of criminals are mortally dangerous. But an independent expert - analyst Drongo - has just such a profession - to find out the secrets of criminals. Investigating the circumstances of the death of a journalist at the hands of a hired killer, he comes across a criminal group associated with important government officials. Its goal is to cause unrest in the country and seize power. The bandits do not disdain anything: bombing houses, taking hostages, deception and violence - everything is used. Drongo unravels a chain of crimes, like an experienced chess player in a complex game. But a moment comes when he has to take up arms, otherwise he won’t win this game...