Jang Tae Ho is on the run from loan sharks as homeless after a failed attempt to manipulate the stock market.

Tae Ho is determined to find his way up to the top of the Seoul Underground Seven. In order to do so, he must start with Number Six.

In order to protect Jung Hoi Jang's life, Tae Ho challenges Sergeant Bae for a fight. Kwak Heung Sam found out his true identity.