Cast

Ahn Ji-ho

Hoon

Ahn Nae-sang

Mu-jin

Yun Yoo-sun

So-yeon

Uhm Ji-sung

Byeong-tae

No Tae-yeob

Gi-cheol

Shin Se-hwi

Yeon-hee

Kim Joong-ki

Teacher

Gu Bon-jin

Math

Park Eun-young

Byeong-tae's mother

Crew

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Seo Jung-won

Writer (Writing)

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Joh Keun-shik

Executive Producer (Production)

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Seo Jung-won

Director (Directing)