Based on the life of Dae Inseon, the last king of Balhae.
Reika Haru
Dae Inseon
Sera Ayami
Sewon
Nono Reia
Queen Eunbin
Itsuki Chihiro
Yaritsu Aboki
Yumena Rune
Governor Mukcheol
Momoka Yuki
Taepyeong
Nanano Ari
Geumran's mother
Hiiragi Ayato
General Hyoshin
Shirakawa Riri
Geumran
Ruou Ria
Yaritsu Totsuyoku
Mariya Sonata
Geumran's father
Mahiro Ren
Foreign ambassador Baegu
