There is not one universe, but there are many, which is a multiverse. Supposing you are just one person, there are many other versions of you in the other universes, there are ways to travel, but only a police agency,MVA, can travel only for police procedures. Gabriel Yulaw is a former MVA...
Years before Father Lancaster Merrin helped save Regan MacNeil's soul, he first encounters the demon Pazuzu in East Africa. Merrin's initial battle with Pazuzu leads to the rediscovery of his faith.
Download: Dominion: Prequel to the Exorcist