Stranger

On a foggy night, two college students drown at the beach. While Shi Mok investigates, Yeo Jin tracks down a man who was at the scene of the incident.

Police and prosecutors each prepare members for joint discussions on investigative authority. Dong Jae brings Woo Tae Ha some cases of interest.

Yeo Jin recruits Gun. Digging into a policeman's death ruled as suicide, Shi Mok and Dong Jae find signs that point toward a different story.

In a heated first session with prosecutors, Gun makes a pointed argument. At Hanjo, Lee Yun Jae faces an oncoming family power struggle.

At the prison to interrogate an inmate, Yeo Jin runs into Shi Mok and Dong Jae. Choi Bit has Yeo Jin deliver a mysterious file to an assemblyman.

Shi Mok is ordered to find out what Yeo Jin knows about Bit's file. Ahead of a vote on the fate of her seat, Yun Jae sets up an important meeting.

When Shi Mok hears who's gone missing, he starts gathering clues by going through phone records. Yeo jin begins her own investigation.

Leading police effords to lcoate Dong Jae, Yeo Jin connects the case to that of the dead policeman. Shi Mok pays Yun Jae a visit.

A perplexing photo containing a disturbing message surfaces. The police consider the possibility of the culprit being one of their own.

Shi Mok turns his attention to an unusual case involving the sudden death of a former prosecutor, and finds that nothing quite adds up.

A witness, who says he saw the kidnapping, steps forward to identify the perpetrator. His claims could mean serious trouble for the police.

Taken off the case, Shi Mok and Yeo Jin return to their work on the police-prosecutor council. Tae Ha and Bit head to a sensitive meeting together.

Kang Won Chul weighs a dilemma, and fields questions from Shi Mok about the deceased attorney. A young prosecutor has something to show Shi Mok.

A suspect is arrested, but Dong Jae remains nowhere to be found. In the interrogation room, Shi Mok and Yeo Jin try to draw out a confession.

While getting to the truth about the night of the attorney's death, Shi Mok and Yeo Jin learn about the involvement of a mystery person.

Details of the cover-up become public, but Shi Mok isn't finished asking questions. The police-prosecutor council is called off.