Tumanov and Grekov will have to uncover a lot of bloody crimes involved in greed, jealousy, fear and love. Events will unfold with great speed, and the guys will have to exert great zeal to have time to save those who can still be saved. Investigation of six complex cases with a lot of unknowns entrusted to operatives. And the disclosure of each of them is a matter of the unit's honor and the personal responsibility of Major Fyodor Tumanov and his comrades, Peter Grekov and Marina Solomatina.