1. Episode 1

Joong Eun makes a living out of concealing industrial accidents. Il Sun and him run into each other.

2. Episode 2

Joong Eun realizes that her neighbor is not safe and stable. She interferes and makes him get a check-up.

3. Episode 3

Joong Eun is determined to get to the bottom of Ha Rang's death. Sung Kook takes matters into his hands.

4. Episode 4

Min Ki does some investigations and finds concrete evidence. Joong Eun gets in touch with the victim's mom.

5. Episode 5

Ha Rang's funeral is held without the autopsy being performed, and his colleagues offer condolences.

6. Episode 6

Young Han suffers sickness and goes to see Il Sun. Joong Eun starts to investigate the bakery.

7. Episode 7

Joong Eun almost gets into an accident. Min Ki gets out of the police's custody. Now, they fight for justice.

8. Episode 8

Joong Eun finds a way to get the bakery closed down for sexual violence. The asthma case is on hold.

9. Episode 9

Joong Eun gets attacked by a hitman. The question whether or not she survives arises. Do Myeong is arrested.

10. Episode 10

Il Sun and her team find out about Ha Rang and Do Hyeong's mercury poisoning.

11. Episode 11

Tae Young tells Joong Eun to expose the TL Group's coverup, and attempt to take down Sung Kook.

12. Episode 12

The members celebrate a job well done. The mercury poisoning case goes well. This, however, is short-lived.

13. Episode 13

The police visit the UDC to collaborate on the case. Min Ki and Ha Rang find something out.

14. Episode 14

Joong Eun meets her ex-father-in-law. She tells him to stop pressuring the UDC. Choi Gon collapses.

15. Episode 15

Someone suspects Joong Eun had something to do with the Chairman's condition.

16. Episode 16

Joong Eun infers that methanol used in the machines caused her blindness. The folks at UDC find out.

17. Episode 17

To find evidence against the TL Group, Joong Eun and Min Ki look into the factory in disguise. They get leads.

18. Episode 18

Min Ki goes to the hospital room. He meets Hye Mi and breaks into tears. Joong Eun also pays a visit.

19. Episode 19

The chairman shows Joong Eun a threatening letter he recently received. Tae Yong gives compelling advice.

20. Episode 20

UDC starts to dig into the letter threat. They presume that it was from a victim of a TL Group accident.

21. Episode 21

Yong Deok is found dead. The UDC investigates about it. They first look into his past.

22. Episode 22

Mr. Ko tells the truth about Yong Deok's past. The two apparenly suffered from the industrial accident.

23. Episode 23

Yong Deok is left to rest with his daughter. Like her father, she was also a victim of TL's recklessness.

24. Episode 24

UDC receives an anonymous call. There's a respiratory disease occurring at the TL Medical Center.

25. Episode 25

Min says that the hospital will cooperate with the UDC on the investigation. Joong Eun checks on Do Yoon.

26. Episode 26

UDC loses its authority to investigate the disinfectant case. The Ministry of Health gets involved.

27. Episode 27

Joong Eun and the UDC figure out how to go about the humidifier disinfectant case. Tae Young helps out.

29. Episode 29

Tae Young tells Joong Eun to make a move towards his office. They check what's inside the safe.

30. Episode 30

Joong Eun is out, while Se Rin is left alone. Young Gil's hideout is infiltrated.

31. Episode 31

Joong Eun realized that Seo Rin is missing. He submits a testimony that stirs up the courtroom.

32. Episode 32

Tae Young returns from prison. Joong Eun vows to rectify the wrong of the TL Group.