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.
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Zhang Ruoyun
Shuai Jiamo
Qi Wei
Feng Biyu
Wang Yang
Cheng Renqing
Wu Gang
Fan Yuan
Gao Yalin
Huang Ningdao
Fei Qiming
Feng Baoyu