Confession

Two murders with similar methods and tools occur in 5 years. There is one suspect, Han Jong-gu.

Do-hyeon defends the suspect who insists on his innocence. Chun-ho suggests a deal to Do-hyeon.

Do-hyeon asks Han Jong-gu to confess. After a fierce battle, the final verdict is made.

Do-hyeon takes Jo Kyung-sun's case. Do-hyeon is shocked by the truth as he investigates her case.

Chun-ho gets suspicious about Do-hyeon and Jong-gu's relationship, and secretly investigates them.

After meeting Choi Pil-su, Chun-ho finds circumstantial evidence that the past cases are related.

Yu-ri investigates Noh Seon-hoo's death and someone watches her. Do-hyeon and Chun-ho face danger.

The four people gather in Do-hyeon's office and piece together what they found about the case.

Chun-ho and Do-hyeon go to Han Jong-gu. And they become confident that Heo Jae-man is Jo Gi-tak.

Do-hyeon and Chun-ho lure Jo Gi-tak to somewhere, but Gi-tak who was on the run is ambushed.

President Oh wants to end the trial at Gi-tak. Even Pil-su stops Do-hyeon from investigating.

Yu-ri and Do-hyeon find out the whole story about the death of Ha Myung-soo, Yu-ri's father.

Jenny Song is found dead and Do-hyeon is a suspect. Chun-ho asks him the truth.

Do-hyeon appeals for a retrial of his father's case with new evidence, but it isn't easy.

Yang In-beom warns Do-hyeon to take care of himself. Suspicious men break into Do-hyeon's office.

After 10 years of preparation, Choi's retrial comes to an end, at least to hear their confession.