Ji Se Kwang
Actor Name: Park Sang Min
Ji Se Kuang’s (Park Sang Min) father is imprisoned in place of Lee Kang Suk’s (Kang Ji Hwan) father. His father soon passes away in prison due to a terminal disease, and Se Kuang blames Kang Suk’s father for causing his father’s misfortune. When he grows up, he becomes a senior prosecutor and eventually kills Kang Suk’s father. Now, Kang Suk is back for revenge.