It's likely that the enemy is within the organization, and Dong Man now has to suspect his colleagues and friends. At the same time, a stranger sends Sun Ho the statement he wrote when he was caught stealing illegal gambling funds. Sun Ho can't request help, nor can he tell Dong Man about the stranger. Sun Ho hits a dead end.
Season Number: 1
Episode Number: 12
Episode Title: The Enemy Within
Air Date: Sep 14, 2021