Luda's husband left her. In order to somehow distract herself, she decided to take part in an extreme rally in her old broken down car. Meanwhile, her ex, director Leonid Seledkin, started a dirty game - he got involved with the terrorist Chen. Chen agreed at one of the research institutes to purchase a radioactive substance and made an appointment with the intermediary in Seledkin’s apartment. The director realized too late that the terrorist was not going to leave the dangerous witness alive... Leonid is terrified: who should he call for help? Well, of course, my ex-wife!