On this video, its showing that a woman possessed by spirit while watching Conjuring 2 in theater in Indonesia and now viral on social media.
It was uploaded by facebook user Nayy Nicholson and it was taken inside the cinema.
The scary voice you will hear while people trying to help her.
Watch it by your self and judge if its true enough.
Whether this is true or not, the mere fact that this supernatural phenomena happens for uncertain and beyond the science, we need to be wary on every place we are going.