Park Gyu-young
Han Hae-na (14 eps)
Cha Eun-woo
Jin Seo-won (14 eps)
Lee Hyun-woo
Lee Bo-gyeom (14 eps)
Yoon Hyun-soo
Choi Yul (14 eps)
Kim Yi-kyeong
Min Ji-a (14 eps)
Ryu Abel
Han Yu-na (14 eps)
Cho Jin-se
Song Woo-taek (14 eps)
Lee Seo-el
Yoon Chae-a (14 eps)
Song Young-ah
Cheon Song-yi (14 eps)
Jung Young-ju
Shin Mi-seon (14 eps)
Kim Hong-pyo
Han Pan-dong (14 eps)
Jo Ah-young
Song Da-eun (14 eps)
Kang Soo-bin
Kwon Ri-ae (14 eps)
Kim Min-ji
Chu So-yeon (14 eps)
Shin Jun-hang
Jo Jun-seo (14 eps)
Yoo Seung-mok
Vice Principal (14 eps)
Kim Min-seok
Kang Eun-hwan (14 eps)
Kim Hae-jun
Uncle Dong-chul (14 eps)
Lee Seung-joon
Oh Sang-soo (14 eps)