cast
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Kwak Dong-yeon
Choi Jung Woo
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Lee Se-young
Yang Ah Young
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Kwak Jung-wook
Im Duk Won
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Choi Tae-joon
Lee Yuk Ho
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Park Jeong-min
Shin Young Bok
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Bae Noo-ri
Jang Hyun Jin
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Yoon Park
Lee Won Il
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Baek Sung-hyun
adult Choi Jung Woo
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Jeong In-gi
Jung Woo's father
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Koh Soo-hee
Jung Woo's mother
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Oh Youn-hong
Ah Young's mother
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Jeong Soo-young
Homeroom Teacher
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Yun Ju-sang
Yuk Ho's grandpa
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Ahn Ji-hyun
Moon Soo Jung
- Kim Dong-hee Park Sung Tae
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Lee Jong-hyun
Yang Young Woong
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Lee Sung-yeol
student council president
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Kim Hwan-hee
Young Bok's little sister