Who Are You?

Summary

After Bong Yi’s grandmother is murdered and a mysterious finger is found at a church, Moo Chi and his team start investigating more thoroughly. Moo Chi feels that something is suspicious about Doctor Sung Yo Han, but he can’t find any evidence yet. A boy suddenly gets kidnapped and Moo Chi gets a call from the kidnapper. He demands Moo Chi to find out the reason why the boy had to be kidnapped before a certain time. Will Moo Chi be able to save the kid?

Guest stars

• Kim Yeong-ok as Oh Bong-yi's Grandmother
• Kim Jung-nan as Sung Ji-eun
• Son Woo-hyeon as Kim Joon Sung
• Hyun Bong-sik as Bok Ho-nam
• Yoon Seo-hyun as Kang Ki-Hyeok
• P.O as Shin Sang
• Park Jae-wan as Police Commissioner
• Kang Mal-geum as Jung Ba-Reum's Aunt
• Lee Do-hyung as Jung Ba-Reum's Uncle
• Kim Ha-eon as Kim Han-kook