The enemy is smart and cold-blooded. His arsenal includes logic, perseverance and precise calculation. He is confident that he knows how to defeat us in this fight. But the enemy does not take into account one thing: standing in his way are super-professionals in their field, people of risk, honor and unbending will - Soviet counterintelligence officers. Pavel Sviridov was considered one of the most promising students at the university. Therefore, he was not surprised when “comrades in civilian clothes” noticed him. What was offered to him made the guy happy: study at a closed school for special services, subsequent internship in the authorities, trips abroad. Pavel already saw himself as a super agent, running on the roof, shooting with both hands and exposing spies... However, in reality everything turned out to be much more prosaic and dangerous. He realized this when, while carrying out his first task, he found himself in the hands of unknown people who were preparing to inject him with “truth serum”...