Dong Ju persuades Director In to let him join NTS, and Director In decides to send him to Bureau Five.

On his first day of work, Dong Ju makes a big impression by tracking down one million dollars.

At a meeting, Dong Ju blows the whistle on someone inside the NTS in front of the Commissioner.

Young learns about Dong Ju’s father and Tae Jun’s connection. Dong Ju looks for the car related to his father’s death.

Young becomes the Chief of Bureau Five. Dong Ju and Hye Young start an investigation on Gold Cash.

Chief Lee pressures Dong Ju to cover up the Gold Cash case.