Go Ara

["Princess Hwari"]

Chang Ryul

["Choi Hwan"]

Kim Min-kyu

["Prince Hwaing"]

Um Hyo-sup

["Lee Jae-sang"]

Son Woo-hyeon

["Crown Prince Seung (Hwari's eldest brother)"]

Han Seung-yeon

["Ji-won (Jang-won's younger sister)"]