Mr. Baek

Synopsis

Yisu Baek, a federal informant, and Dogyeong Baek, the boss of a criminal gang, are twin brothers. With the same faces, the twin brothers have lived different lives until now. Yisu, who's been betrayed by the gang, throws away his identity to become his brother. This federal agent is soon to become the gang's boss...! (Source: Naver Corporation, translated)