In the 1940s, the world was in turmoil, and it was crucial to decipher the enemy's communication codes in a timely and accurate manner. Rong Jinzhen has shown amazing mathematical talent since her childhood, and because she solved the problems assigned by her math teacher, she was noticed by more people, and even walked into the door of code-breaking by mistake.
- PUAN VER
Künye
Chen SichengYönetmen, Senaryo
Liu Haoran容金珍
John Cusack希伊斯
Chen Daoming郑某
Daniel Wu小黎黎（容小来）
Yu Feihong叶筱凝（容太太）
Ren Luyao翟莉（小梅）
Chen Yusi容必瑜