Тhe owner of a network of elite beauty salons Ekaterina Vlasova - a woman with a very bad character. She is capricious, cynical and extremely stubborn. Thanks to these properties, she has created her “empire” from scratch, and the old-fashioned ideas about the border between good and evil help her to flourish. But life in the capital makes Catherine manifest herself in a new role - now with her firm stubbornness, she reveals criminal designs and criminal intrigues. Even investigator Shilov, who at first did not conceal his antipathy towards the “omnipresent old woman,” was forced to admit her talent for deduction. In order to successfully catch criminals, Catherine must keep up with the times - and she stubbornly masters new technologies and gadgets ...