Extracurricular

Some mistakes cannot be erased.

Determined to escape a dead-end life, a gifted high school student turns to a world of serious crime to ensure he can pay for college.

Crime Drama

Kim Dong-hee

(Oh Ji-soo)

Park Ju-hyun

(Bae Gyu-ri)

Jung Da-bin

(Seo Min-hee)

Nam Yoon-su

(Kwak Ki-tae)

Kim Yeo-jin

(Lee Hae-gyoung)

Choi Min-soo

(Lee Wang-cheol)

Park Hyeok-kwon

(Cho Jin-woo)

Seo Ye-hwa

(Na Seong-mi)

Kim Kwang-kyu

(Byung-kwan)

Back Joo-hee

(Cho Mi-jun)

Im Gi-hong

(Ryu Dae-yeol)

Lee Hyun-gul

(Kkakdugi)

Park Ho-san

(Oh Jung-jin)

Sim Yi-young

(Gyu-ri's Mother)

Kim Young-pil

(Gyu-ri's Father)

Woo Da-vi

(Soo-ji)

Lee Jae-Baek

(Kang Bbang)

Lee Seung-wook

(Chae-bin)

Kim Yi-kyeong

(Kim Ji-ye)

Park Bo-Mi

(Cho Min-joo)

Kwon Han-sol

(Hye-min)

Kang Seol

(Lee Na-eun)

Shin Myung-sung

(Lim Tae-woo)