Who Is She

Kim Hae-sook

Oh Mal-soon · 12 eps

Jung Zi-so

Oh Doo-ri · 12 eps

Jung Jin-young

Daniel Han · 12 eps

Chae Won-bin

Choi Ha-na · 12 eps

Sowon

Chan Mi · 12 eps

Lee Hwa-Kyum

Li Na · 12 eps

Lee Gwang-hee

Sang-joo · 12 eps

Yoo Jung-hoo

Park Jun · 12 eps

Ahn Se-min

Seongmun (Young) · 12 eps

Jung Bo-seok

Park Gap Yong · 12 eps

Seo Young-hee

Ban Ji-suk · 12 eps

In Gyo-jin

Choi Min-seok · 12 eps

Cha Hwa-yeon

Kim Ae Sim · 12 eps

Lee Dal

Hoi · 12 eps

Oh Ji-yeon

Joon Hee · 12 eps

Hyun Jae-yeon

Soo Jin [member of the group Element] · 12 eps

Lee Ji-hyeon

Min Ah · 12 eps

낸시 양

Olla [member of the group Element] · 12 eps

장서원

Jay [member of the group Element] · 12 eps

Kim Sung-Won

Park Ja Young [Park Gap Yong's son] · 12 eps