
2020
S01E16
"Undercover" depicts the story of Han Jung Hyun, who has been hiding his identity for a long time, and Choi Yeon Soo, a human rights lawyer who becomes the first head of the Senior Civil Servant Corruption Investigations Unit to fight for justice.
Hwang Jung-ho is acquitted at the retrial, but Yeon-su is shocked when he finds out about Kim Tae-yeol. Resolved, Yeon-su spurs the investigation in order to get a hold of the situation and finds out that he has stolen the special activity expenses by tracking the account. Jeong Hyeon infiltrates the National Intelligence Service with the help of Chief Oh to seize the tablet PC, the only evidence that can capture the situation... !