The protagonist of the detective series "Ratcatcher" is a former Interpol employee named Vladimir Danchenko. He returns to his homeland for a while before planning to leave for Europe again. While working in Russia, Vladimir takes on an internship at the Ministry of Internal Affairs, where he is supervised by investigator Egor Bulatov, nicknamed Ratcatcher. The thing is, Danchenko has been tasked with finding compromising information about this person. Egor is known for his unconventional methods of investigation.