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.

Tae Ho has been summoned by Kwak Heung-Sam, who gave him an option to either kill Jung Sa Jang or pay back his five billion Won within a week.