OBHSS is a unique, the only special service in the world that fought with the most dodgy criminals of the Soviet era - with the trade mafia, with speculators and counterfeiters, with currency carriers and those representatives of the nomenclature who confused their personal pocket with the state one. 85 years ago, it was created by order of the People's Commissar Nikolai Yezhov. In this book, for the first time, the most interesting cases of OBHSS are presented, the principles of the work of this powerful department are revealed.