Kim Jae-won

Choi Kwan-woo

Kim Ha-neul

Kim Chae-won

Han Hye-jin

Yoon Ji-Soo

Kim Yu-mi

Choi Yun-Hee

Park Won-sook

President Yoon Mi-Hee

Kim Hae-sook

Kwan Woo's mother

Moon Ji-yoon

Choi Jang-Bi

Kim Yong-geon

Chairman Lee Young-Kyu

Lee Min-ho

Troubled student