盟约剧情介绍

　　After the tragic deaths of her husband and daughter, Sarah Doyle moves back to her childhood home with her estranged brother, Richard . It's not long before Sarah begins to experience supernatural phenomena of a violent and hostile nature. Bewildered and desperate, Richard enlists the aid of a paranormal investigator who confirms that Sarah has become possessed by a powerful demon. Together, the three men will go to battle to save Sarah's soul.