트라이앵글

강혜정

Oh Sung-hye

안재욱

Ryu Sang-woo

이수경

Han Ji-young

イ・ソンミン

CEO Lee Byung-joon

Heo Jung-gyu

Detective Won

강신일

Vice president Son

イ・デヨン

Section Chief Kim

チャ・テヒョン

(cameo)