The series follows the life of Yeon Gaesomun, a powerful military dictator in the waning days of the Goguryeo kingdom.
이세은
as Go So-yeon
최재성
as Lee-mil
손태영
as Hong Bol-hwa
유동근
as Yeon Gae Somun (older adult)
이태곤
as Yeon Gae Somun (young adult)
김갑수
as King Soo Yang Je
이효정
as
Sun Dong-hyuk
as Bang Hyo-tae
최종환
as King Young-ryu
홍진영
as Herself
