After the masquerade. Lee Julia

1927. Moscow. The flowering of NEP, cooperatives, trusts, theft and fraud. Investigator of Mezentsev from the province, forensic expert Professor Grenih and interior Petya Vorobyov go to travel to an apartment where the Fininum and a fugitive thief-recidivist were found dead. Both are buried under a layer of black foam, similar to a carbon haze - sugar charred with sulfuric acid. The robber in the mask used hypnosis, penetrating the apartment of a simple employee. Neither the owner nor the dead were connected with each other. But the reporting of the district committee is found by many economic violations that were disclosed only due to this case. The newspapers are in a hurry to declare the killer the people's avenger, but Grenih suspects that not everything is explained so simply...