This trailer for the film The Devil Inside uses several techniques to suggest it is based on a true story of demonic possession. It begins with an actual 911 call reporting strange events, building suspense. The audience then learns the story involves a woman, Maria Rose, who murdered three people during an exorcism. Her daughter Isabella seeks help from priests and an exorcist to understand her mother. The exorcism scenes depict intense violence, as Maria is possessed by multiple demons instead of just one. This surprises the audience by subverting their expectations of typical possession film tropes. Throughout, the trailer uses rapid cutting, unsettling music, and religious symbols associated with evil to generate fear and the sense that the dark