Петля Нестерова

What is Петля Нестерова about (plot, summary)
In the early 1980s, the party elite in the Soviet Union intensified the struggle for power. Ordinary people find themselves embroiled in a ruthless conflict between the two departments of the KGB and the Interior Ministry, for power. One evening the precinct, Senior Lieutenant Kirill Nesterov, gets difficult teenager with a suspicious package, which are rare canvases of Russian artists. Kirill had no idea that this episode will be only the first step in a series of subsequent events that would jeopardize not only his views on life, but life itself!