After the death of the crown princess, a young King bans marriage for everyone in the Joseon Dynasty, and all of Korea is upset! But for a swindler named, So Rang, it's an opportunity to make money. However, is it a good business decision to fake being possessed by the late crown princess? Not when the King finds out! Your heart will be touched and tickled by this historical romantic comedy that dares you not to smile while watching it.