The Huan Long family has lived and fought with dragons since ancient times. In the Dong Wenguang generation, they suddenly turned their backs on the dragon and I seal all the Kowloon Kings. In order to gain his father's approval, Dong Yiming Ignoring Dong Wenguang's interference, he secretly investigates Yong Jin-joo's whereabouts. But he is just a pawnshop in a game where everyone is a hidden mastermind, You discover that the truth behind it is still not the ultimate truth.