A police raid by a drug squad turns into a horrific discovery. Packed plastic bags with pieces of human flesh were found in the trunk of the car... But who could need such a terrible product? At the same time, on the other side of Paris, two teenagers are causing a bloody massacre on a high-speed train... Here and there in the city, mutilated corpses of missing people begin to be found. And this is just the beginning... Lieutenant of the Paris Gendarmerie Ludivina Vanker soon realizes that these at first glance are not incidents related to each other lead to the same source. Into the very heart of fear. The devil has been waiting behind the scenes for too long, now he can't wait to go on stage.