Hong Ji-A (Jang Na-Ra) is an exorcist, who runs Daebak Real Estate. She gets rid of evil spirits from real estate properties and then sells them. Oh In-Beom (Jung Yong-Hwa) is a swindler. He often uses ghosts in his schemes to make money.
Hong Ji-A and Oh In-Beom work together to disclose a secret about the death of Hong Ji-A’s mother, who died 20 years ago.
source: KBS WORLD TV 1 2 & asianwiki