A genius mathematician with a hidden past and a needy student given up on math.
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.
Made in KR
8/10
2022
Server
Having issues? Try switching to a different server.
Cast
Choi Min-sik
As Ri Hak-sung
Kim Dong-hwi
As Han Ji-woo
Park Hae-joon
As Ahn Gi-chul
Park Byung-eun
As Kim Geun-ho
Jo Yoon-seo
As Park Bo-ram
Tang Joon-sang
As Tae-yeon
Kim Won-hae
As Park Pil-joo
Ju Jin-mo
As Professor Oh
Kim Hee-jung
As Bo-ram's Mother
Kang Mal-geum
As Ji-woo's Mother
Joo Ye-rin
As Korean Teacher
Jung Seung-kil
As NIS Agent
Shin Jae-whi
As Student 5
Kang Joon-kyu
As Ui-joon
Kim So-suk
As Principal
Choi Jae-sup
As Hanbok Teacher
Ro Jong-hyun
As Ddal-bong
Shin Mi-yeong
As Missionary
Lee Si-woo
As Young Professor Oh
More