강유석

Jo Chang-won

Um Jae-il

Yang Eun-myeong

Self

Self

Yoon Sa Wol

Jang Tae-chun

Kang Du-seok

[International student]

International Student

Noh Shin-woo

Im Gyu-seok

Wi Sun-woo

Shin Hyeon

Jin Tae [Han Kang Bae's alumnus]

Han Ki-young

Cho Ee's ex-boyfriend

Noh Shin Woo

Yun Ki Sung's schoolmate

Joon-young

Lee Hee-chan

Jae-wook

Ko Tae-seung

Yoo Jin-ho