The department is investigating the brutal beating of a man. Witness testimony leads Rodionova's team to a gang that sells amphetamines. Igor notices that he is being followed. He arranges a tough interrogation for his father.  Ignatiev comes to  Igor, he promises to reveal the past of Sokolovsky Sr.

Lera spends the night at Igor's house. The next morning, an unknown person tries to kill him. Leroux is kidnapped. It becomes obvious that the killer is somewhere nearby. Igor continues his investigation and finds important documents...