MBC new drama series "7th Level Civil Servant" that is to air following the conclusion of "I Miss You" revealed two lead characters of Joo Won and Choi Kang Hee's official poster.

In the poster revealed today features both stars that are undercover agents of opposite teams, portraying their romantic chemistry.

Joo Won looks fashionable in a suit and tie, while Choi Kang Hee covers her ulterior motive with her feminine façade.

"7th Level Civil Servant" is a romantic comedy featuring 2PM's Chansung, Choi Kang Hee, Ahn Nae Sung, Jang Young Nam, Joo Won and more.

The series will premiere on January 23.