These are the ones we no longer want to see. The ones the world would like to forget. Many of them killed or raped. They are so dangerous that neither prisons nor psychiatric hospitals want them. For them, only one solution: the unit for Difficult Patients of Cadillac. One hundred and four men are interned there because they represent a danger for all those who approach them, they are the most dangerous madmen in France. For a month, our camera was able to share the lives of these patients and their nurses. Prohibited Zone Issue