"The Demon Inside" 2017 tells a story of a young woman who, after surviving a traumatic and brutal attack, believes she has been possessed by a malevolent entity. Driven by terrifying visions and disturbing impulses, she seeks help from a specialized team of paranormal investigators. As the team attempts to understand and combat the dark force tormenting her, they uncover a terrifying connection to a vengeful demon that preys on its victims through psychological torment before physically manifesting. The film delves into the psychological horror of possession, blurring the lines between mental illness and supernatural affliction as the woman and the investigators fight to expel the demon before it completely consumes her.