Still dealing with the case of a serial-killer nature in Lyme-Regis, Dr. Ribero’s company is soon confronted with an even greater threat: a reckless cult conspiring with a historical and effective Daemon to open up a permanent soul door so that spirits could have unfettered usage of the human world. Having just witnessed the lethal consequences uncontrolled spirits can possess on the unsuspecting, the company joins makes with several others to prevent the cult from unleashing chaos and finishing the world’s delicate protection from harmful spirits.