A historical drama set at the Koryo dynasty and focused on the relationship between a king along with his bodyguard. Under the dominance of Yuan Dynasty China, the king of Goryeo Dynasty Korea is forced to Create a successor. Unable to make love because he's deeply in love with his bodyguard, Hong Lim, the king asks that the both of them to sleep together instead. This contact formulates a love between the Queen and Hong Lim.