Exorcist Joong-su (Bae Seong-Woo) is living in terrible guilt after a girl, whom he tried to exorcise, killed herself. The bad rumours about him even made his brother Kang-gu (Sung Dong-Il) and his family to move to another town. However, the demon that destroyed the girl’s family is no upon Kang-gu’s family, disguising itself as the family members and deceiving all. His family put in severe danger, Joong-su now has to face the demon and fight once and for all, at the risk of his own life. Despite the trauma from the girl’s death, will he be able to vanquish the demon and save his family?