On the course of a case involving terrorists, Sing has been demoted to traffic duty. After feeling insulted being assigned to traffic duty, he quits the police force. Having no money left an... Read allOn the course of a case involving terrorists, Sing has been demoted to traffic duty. After feeling insulted being assigned to traffic duty, he quits the police force. Having no money left and a degrading marriage and bank account, he decides to do the thing he does best, to be an... Read allOn the course of a case involving terrorists, Sing has been demoted to traffic duty. After feeling insulted being assigned to traffic duty, he quits the police force. Having no money left and a degrading marriage and bank account, he decides to do the thing he does best, to be an undercover cop.