Fight to the demon who is destroying the family. Exorcist Joong-su is living in terrible guilt after a girl, whom he tried to exorcise, killed herself. The bad rumors about him even made his brother Kang-gu and his family to move to another town. However, the demon that destroyed the girl’s family is now 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 vanquish the demon and save his family.