en Cuevana 3. Park Jae-sang was a royal geomancer, who helps people designate propitious site for houses, store and even graves under the belief that a grave in a good site will bring future fortune for descendants. But he loses his family because he exposed a conspiracy about crown Prince's grave site. Park Jae-sang plans to make a revenge of his family and learns that there is a much bigger conspiracy about propitious grave site; the place that would make grave owner's son the King of Joseon.