Season 1
16 episodes
1. Stranger
1. Stranger
Shi-mok visits Park Moo-seong, who called him to report prosecutors' corruption to find him dead.
2. Stranger
2. Stranger
After the suspect kills himself, Yeo-jin finds evidence that proves the suspect's innocence.
3. Stranger
3. Stranger
Shi-mok promises he will catch the criminal in two months on a TV show. He reinvestigates the case.
4. Stranger
4. Stranger
The last person Park Moo-seong met is the prosecutor, Young Eun-soo, making her father suspicious.
5. Stranger
5. Stranger
The girl Seo Dong-jae was looking for is found dead. Yeo-jin finds shocking truth about the case.
6. Stranger
6. Stranger
Dong-jae keeps the victim's phone, making him suspicious. Shi-mok and Yeo-jin track down the phone.
7. Stranger
7. Stranger
Dong-jae sets up Park Moo-seong's son as the criminal. Shi-mok and Yeo-jin investigate Dong-jae.
8. Stranger
8. Stranger
During the investigation, an anonymous person reports Park Moo-seong had sponsored the prosecutors.
9. Stranger
9. Stranger
Shi-mok leads the special investigation team for prosecutors' corruption. And Chang-joon resigns.
10. Stranger
10. Stranger
Ga-young wakes up from a coma, but she doesn't remember the culprit. Someone tries to hurt her.
11. Stranger
11. Stranger
The head of police tries to stop Ga-young, but Shi-mok and Yeo-jin arrest him at the scene.
12. Stranger
12. Stranger
On the night of the special investigation team's dinner, Eun-soo witnesses a shocking truth.
13. Stranger
13. Stranger
The team comes over to Shi-mok's house to catch the intruder. And Eun-soo realizes the murderer.
14. Stranger
14. Stranger
Another murder happens as soon as the special investigation team disbands.
15. Stranger
15. Stranger
The special investigation team arrests the suspect. But the culprit denies the third murder.
16. Stranger
16. Stranger
Shi-mok finds the actual criminal behind everything. And he reveals the secrets the criminal left.
