A series of bloody ritual murders makes even seasoned Parisian police officers shudder in horror. A cannibal maniac is operating in the city, devouring the flesh of his victims. Who is he - an autistic psychopath, a sadistic pervert, a fan of primitive cults? Versions multiply, but none lead to solving the ominous mystery. Zhanna Krulewska, an experienced investigative judge and a beautiful woman, has personal reasons for accepting the killer's challenge. Her search for truth will take her across the ocean, force her to cross Nicaragua and Guatemala, and lead her deep into the Argentine swamps. Here, in the very heart of the Forest of the Dead, the true source of Evil will be revealed to her...