Hwang Hyunjin is a Business and a Mafia king, he has been planning revenge of his parents of 10 years, everything was planned about the mission

Hyunjin has really cold and tough personality, he never smiles, his teammates are: lee know, jeongin han and seungmin

Everything was fine until lee know's younger brother felix came from Australia

Felix is a cute little boy who has a really warm personality and is lee Know's younger brother

Living room

Lee know: Guys!