cast
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Seo Hyun-jin
Go Ha-neul
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Ra Mi-ran
Park Seong-soon
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Ha Jun
Do Yeon-woo
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Lee Chang-hoon
Bae Myeong-soo
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Lee Yoon-hee
Lee Seung-taek
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Kim Hong-pa
Byeon Sung-joo
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Ye Su-jeong
Yoon Yeo-hwa
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Jo Yeon-hee
Kim Yi-boon
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Jung Hae-kyun
Moon Soo-ho
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Park Ji-hwan
Song Yeong-tae
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Yoo Min-kyu
Ji Hae-won
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Heo Tae-hee
Ha Su-hyeon
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Woo Mi-hwa
Han Jae-hee
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Lee Eun-saem
Jin Yoo-ra
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Park Ji-hoon
Ku Jae-hyun
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Jeong Taek-hyeon
Hwang Bo-tong
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Kim Jung-young
Moon So-nyeo (Go Ha-neul's mother)
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Maeng Sang-hun
Go Sung-chul (Go Ha-neul's father)
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Kwon So-hyun
Song Ji-sun
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Park Yu-rim
Ryu Jin-hee
- Ryu Ji-eun Go Ha-neul (young)
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Ahn So-rim
Yang Da-sol
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Ryu In-ah
Go Ha-neul [Young]
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Baek Eun-hae
Song Chan-Hee
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Tae In-ho
Kim Young-ha
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Choe Min
Han Se-Wol
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Lee Hyun-kyun
Ha-Neul's high school teacher
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Kil Hae-yeon
Young Ha's mother
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Ok Joo-ri
Store owner
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Seo Jeong-yeon
Ji Yun's mom
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Kim Jung-soo
Principal Gang
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Park Jin-young
High School Principal
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Yoo Young-bok
Gangnam High School Principal
