The drama follows the story of a father and three brothers.
as Gye Na Ri
as Dokko Dong Baek
as Double Dragon / Ye Rim
as In Jo Hee
as Hwang Jun
as Dokko Mo Ran
as Park Bok Nam
as Na Chu Nam
as Dokko Eok Sae
as Kwak Gook Kwang
as King Sejong
as Heon Jong
