Under threat of dismissal, four employees of the city branch of the Ministry of Internal Affairs were given a bunch of unsolved cases. There will be no dismissals, as the head of the department assured them, if their colleagues reveal at least half of them. The word of the chief is the law. And who wants to get rid of a beloved place of work! And colleagues, without hesitation, set to work. They have only two months to uncover the so-called "hangings".