The BEST seasons of Undercover (KR)

Every season of Undercover (KR) ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Undercover (KR)!

A longtime intelligence agent hides his true identity from his wife, a human rights lawyer newly appointed to lead a justice agency. As they confront powerful forces and uncover buried truths, their marriage is put to the ultimate test.