Zo In-sung
Ji-suk
Shin Min-a
Hee-jin
Park Jung-ah
Hong Seong-hye
Kim Soo-ro
Mah-ho
Kang Rae-yeon
Lee Yoo-jeong
Choi Gyu-hwan
Park Eun-cheol
Ha Jung-woo
Joon-ho
Lee Mi-young
Hee-jin's mother
Kim Jin-hyeok
Jong-cheol
Ahn Hyuk-mo
Min Jung-tae
Park Tae-sung
Kim Jong-hyun
Ham Eun-jung
Seong-hye (young)
Kim Jung-young
Teacher
Kang Dong-gyun
Middle School Alumni #1
