Hwai, who is a very special boy, has 5 fathers crime. Seok Tae (Kim Yoon Seok) is a cool and charismatic captain. Below him is 4 juniors: Ki Tae - a professional driver as well as a stammerer, Jin Seong - a genius mastermind, Beom Soo - good marksman and Dong-beom - 1 cold-blooded martial arts expert.