1 Season
24 Episode
Secret Door - Season 1 Episode 21 (2014)
On the eve of the new Queen announcement ceremony, the Prince discovers a plot to assassinate the King.
- Country : South Korea
- Genre : Drama, History, Mystery
- Studio : SBS
- Director :
- Cast : Lee Je-hoon, Kim You-jung, Yoon So-hee, Han Suk-kyu, Park Eun-bin, Kim Min-jong