For generations, the eldest son of the village has been the protector, but the current heir, Dr. Cheon (played by GANG Dong-won), is a fake exorcist who doesn't believe in ghosts. Using his penetrating insight into people's minds, he performs fake exorcisms and resolves cases brought to him. However, Yoo-kyung (played by Esom), a client who can see ghosts, approaches him with an offer too tempting to refuse. With his assistant In-bae (played by LEE Dong-hwi), Dr. Cheon heads to Yoo-kyung’s house, and gets involved in a series of strange phenomena. As they delve into the mysteries there, they uncover the secrets of a talisman known as ‘Seolkyung’...