When the crown prince is killed, his twin sister assumes the throne while trying to keep her identity and affection for her first love a royal secret.
Park Eun-bin
Lee Hwi
Rowoon
Jung Ji-woon
Nam Yoon-su
Lee Hyun
Bae Yoon-kyung
Shin So-eun
Choi Byung-chan
Kim Ga-on
Lee Pil-mo
Ye Jong
Baek Hyun-joo
Court Lady Kim
Ko Kyu-pil
Eunuch Hong
