Not long ago, Chang Tae-ho was a successful trader, but one mistake caused him and his partner to lose everything. Not only their own money, but also money that belonged to dangerous criminals. Fearing retribution, his partner takes his own life, leaving Tae-ho literally on the streets, finding refuge in the area near Seoul Station. Here, he learns that the homeless have their own hierarchy and laws. However, in this situation, Tae-ho refuses to give up and vows to do whatever it takes to regain his place at the top.