The story takes place at the beginning of the 19th century. Goo Hae-Ryung is a historian who tries to fight gender stereotypes as her work is often looked down on. She meets Prince Yi Rim.
Prince Yi Rim / Maehwa / Prince Dowon
Goo Hae-Ryung / Hui Yeon
Song Sa-Hee
Kim Chi-gook
Min Woo-Won
Lee Jin
Min Ik-Pyeong
Lee Tae
Goo Jae-Kyung
Mo-hwa
Second Vice-Premier