First Kiss

Choi Ji-woo

Song Yeon-hwa

Ahn Jae-wook

Lee Kyung-young

Sung-joo

Yoo Hye-jung

Hye-Kyeong Yu

Min-Woo Hyung

Jang Dong-gun

Actor

Ko So-young

Jo Min-ki

Won-joong / Kyung-dong

Lee Jong-soo

Actor

Lee Young-ae

Min-joo

Seo Tae-hwa

Junsup

Lee Ji-yeon

Senior Colleague

Park Cheol-min

Business Colleague 1

Jin Jae-young