When he was a child, Yong-Hoo's (Park Seo-Joon) father died in an accident. Yong-Hoo has distrusted and resented people since then. Now, Yong-Hoo is champion in martial arts. He meets Priest An (Ahn Sung-Ki). Priest An is also an exorcist. They get involved in a case and must fight a powerful evil.