Drama
Ji-woo, an outcast at a prestigious private school, meets Hak-sung, the school janitor who is actually a mathematical genius who defected from North Korea.
Directed by
Park Dong-hun
Written by
Lee Yong-jae
Kim Hee-jung
Bo-ram's Mother
Park Byung-eun
Kim Geun-ho
Kim Won-hae
Park Pil-joo
Choi Min-sik
Ri Hak-sung
Park Hae-joon
Ahn Gi-chul
Tang Joon-sang
Tae-yeon
Kang Mal-geum
Ji-woo's Mother
Ju Jin-mo
Professor Oh
Jung Seung-kil
NIS Agent
Kang Joon-kyu
Ui-joon
Shin Jae-hwi
Student 5
Jo Yoon-seo
Park Bo-ram
Choi Jae-sup
Hanbok Teacher
Kim Dong-hwi
Han Ji-woo
Kim So-suk
Principal
Ro Jong-hyun
Ddal-bong
Joo Ye-rin
Korean Teacher

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