A tragic love triangle story between Hwa-yeon, a daughter of a nobleman, her true love Kwon-yoo, a servant and the man who will be King, Prince Sung-won.
| Actor | Role |
|---|---|
 Cho Yeo-jeongHwa-yeon | Hwa-yeon |
 Kim Dong-wookGrand Prince Seong-won | Grand Prince Seong-won |
 Kim Min-junKwon-yoo / Choong-young | Kwon-yoo / Choong-young |
 Park Ji-youngKing's Mother | King's Mother |
 Cho Eun-jiGeum-ok | Geum-ok |
 Lee Kyung-youngChief Eunuch | Chief Eunuch |
 Ahn Suk-hwanHwa-yeon's Father | Hwa-yeon's Father |
 Park Cheol-minMedicinal Eunuch | Medicinal Eunuch |
 Oh Ji-hyeLady Park | Lady Park |
| HHong Kyeong-yeonCourt Lady Kim | Court Lady Kim |
| HHong Yeo-jinCourt Lady in Suragan | Court Lady in Suragan |
 Oh Hyeon-kyeongYoon Gi-hoon | Yoon Gi-hoon |
 Park Choong-seonSeung Jeon-saek | Seung Jeon-saek |
 Kwon Byung-gilDoctor | Doctor |
 Jung ChanEx King | Ex King |
 Lee Yong-nyeoOld Woman | Old Woman |
 Park Min-jungQueen | Queen |