Businessman Stepan Kireev approaches Andrei Rostovtsev and asks him to find Judge Zobov as soon as possible. Zobov received a large bribe from Kireev for promising to make a judgment in favor of the businessman, and then disappeared. During the investigation, unexpected details from the life of the judge begin to emerge. It turns out that Zobov had pathological honesty, which is confirmed by the agency secretary Vera Antonovna, who worked with him many years ago. In addition, it turns out that the 60-year-old judge had a young mistress. But most importantly, the detectives learn that Judge Zobov is terminally ill. So what made Zobov commit malfeasance? And where is the judge now? Private detective Andrei Rostovtsev and his team are struggling with these mysteries.