Ji Yoon-soo (16 Episodes)

Baek Seung-yoo (16 Episodes)

Noh Jung-ah (16 Episodes)

Sung Ye-rin (16 Episodes)

Sung Min-joon (16 Episodes)

Yoo Hye-mi (16 Episodes)

Ryu Sung-jae (16 Episodes)

Min Hee-seung (16 Episodes)

Baek Min-shik (16 Episodes)

Shin Kyung-in (16 Episodes)

Noh Yeon-woo (16 Episodes)

Lee Hyun-jae (16 Episodes)

Kim Ji-na (16 Episodes)

Ji Hyun-wook (16 Episodes)

Ryu Hyun-il (16 Episodes)

Young Baek Min-jae (16 Episodes)

Noh In-Hyeong (16 Episodes)

Principal Oh Jin-taek (16 Episodes)

Vice Principal Choi Sung-han (16 Episodes)

Kim Jin-hee (16 Episodes)

Han Myung-Jin (16 Episodes)

Jang Kyu-young (16 Episodes)

Park So-jung (16 Episodes)

Nurse (1 Episodes)

Student (1 Episodes)