Lucio Fulci directs and stars as a film maker called er... Lucio Fulci. During the shooting of his latest film Fulci is being overcome by macabre visions including Nazi orgies (actually a clip from
Ghosts of Sodom), decomposing bodies, Cats clawing in his head. After smashing tins of red paint, he decides to go and see a psychiatrist, professor Egon Schwarz (David L. Thompson). Unfortunately for Fulci, Schwarz is a homicidal maniac who plans to use him as a scapegoat for his own vicious crimes....