Gung Bok, a slave at Cheonghae, is caught trying to flee to Tang and makes a risky deal to save himself.

Gung Bok defeats Chang Gyeom in a duel, and Chang Gyeom tries to kill him, but Jung Hwa helps him escape.

Gung Bok saves Jung Hwa but is caught by pirate Yeom Jang. He spares them, but Gung Bok questions his intent.

Gung Bok and Jeong Yeon trains under Choi Mu Chang and excels, but one day his hidden identity is exposed.

Gung Bok joins Madam Ja Mi's guard while covert units infiltrate her office under Choi Mu Chang's orders.

To restore her fallen family, Jung Hwa offers to be the Chief Inspector's concubine, but Yeom Jang kills him.