Revenant invites audiences into a gripping supernatural mystery where the opening of a door to another world unleashes malevolent forces. The narrative follows Ku San Young, a diligent woman working part-time and studying, whose life takes a dark turn after she receives articles from her late father. Mysterious deaths begin to occur around her, and she experiences unsettling changes as she becomes possessed by a demon.
Enter Yeom Hae Sang, a university professor specializing in Korean folklore, blessed with the extraordinary ability to see demons since childhood. Haunted by the memory of witnessing his mother's murder by a demon, he encounters Ku San Young and recognizes the very demon that claimed his mother's life. Together, they embark on a perilous journey to unravel the truth behind a series of inexplicable deaths connected to five sacred objects. Their investigation inadvertently pulls a career-focused police lieutenant into the escalating supernatural chaos.
Other names: 악귀, 惡鬼, 恶鬼, Aggwi, The Demon, The Devil, Дорама Демон, العائد
Genres: Detective, Investigation, Mystery, Supernatural, Suspense, Thriller