Having suffered the loss of their loved ones, the CID team tries to return to normal life and continue investigating crimes, but they are in for surprises: a change in leadership and the arrival of a new forensic expert in the department.
In addition, Max Kireev is haunted by one question — who wanted them dead and why. Clinging to the slightest clue, he finds out that his enemies are much more dangerous than he thought, and in their hands are powerful weapons that threaten all of humanity…