Sledopyt

The head of special operations of the FSB, Denis Krechetov, receives an important task — to catch and deliver to Russia a hacker nicknamed Prism. After she steals the formula for a secret chemical weapon, she is hunted by an international arms dealer and American intelligence. Denis finds out the location of the Prism and goes there with his squad to intercept it. However, unexpected difficulties arise during the operation and Denis has to face a difficult choice — to act in the interests of the Motherland or to save his family.

A fateful accident predicts the future of the main character, Andrey. Meeting a lonely girl Lilya transforms his life. She is so different from the women Andrey knew before her. Lilya lives in the world of grandmother's dreams and believes in miracles. The incorrigible cynic Andrei is madly in love. He wants to become her husband, but Lilya postpones the wedding, not daring to say that a heart defect is unlikely to allow her to have children. They just live and love, not thinking about tomorrow...

The series concerns the everyday lives of the operatives of the "murder" department of the Petrovsky District Department of Internal Affairs of St. Petersburg.