The Russian crime drama mini-series "Line of Fire" revolves around Tokarev, the head of a fire department. He used to serve in the police force and hasn't completely left his previous line of work. The protagonist continues his own investigation, which has become a personal matter for him. Due to someone's negligence in the procurement of ventilator machines, his close friend and lifelong comrade ended up confined to a wheelchair. Tokarev won't let this go without a fight.