PARK SEO JOON
as Moo Myeong
a warrior who lives life like there is no tomorrow, he is strong-headed like a dog and free-spirited like a bird. A love line is formed between him and Aro (played by Go Ah Ra); a love born out of his yearning to protect her.
Aro is the love interest of Moo Myeong and Sam Maek Jong.
ZEA's PARK HYUN SIK
who has a dual identity as Sam Maek Jong.
He is King Jinheung
SHINEE'S CHOI MIN HO
DO JI HAN
JO YOON WOO
as Yeo Wool
KIM TAE HYUNG,
better known as his stage name V from BTS
as Hansung, grandson of Seok Hyunjae