![Diary of a Madman Diary of a Madman](https://cdn.flashington.com/uploads/images/SF-2020-11-14-02-37-08-575570.jpg)
Diary of a Madman
Overview:
Simon Cordier, a French magistrate and amateur sculptor comes into contact with a malevolent entity. The invisible - yet corporeal - being, called a "horla" is capable of limited psychokinesis and complete mind control.