Undercover High School

Seo Kang-joon

Jeong Hae-sung

Jin Ki-joo

Oh Su-ah

Kim Shin-rock

Seo Myung-ju

Kim Min-ju

Lee Ye-na

Yoon Ga-i

Park Mi-jung

Kim Young-ah

Im Chung-ha

Lee Hyun So

Han Seung-jae

Yun Chae-bin

Yun Chae-rin

Kim Sun-min

Ji Hyeon-jun

Kim Seung-beom

Kim Ho-jin

Kang Pil-jun

Son Beom-Sik