When Shuai Jiamo, who is obsessed with mathematics, stumbles upon a historical problem in Jinhua County, he was met with multiple obstacles in his attempts to correct the mistake, triggering a tension between various stakeholders.
Shuai Jiamo
Feng Biyu
Feng Baoyu
Cheng Renqing
Fan Yuan
Chen Xiaozhi
Fang Maozhen
Song Ren
Huang Ningdao
Li Shida
Liu Jing
Ren Yi
Mao Panfeng