A secret archive documenting the earliest revolutionary work of the Chinese Communist Party—the "Central Archives"—was successfully protected through the resilience and sacrifices of its guardians (both Party members and non-members) amid the turmoil and bloodshed from 1931 to 1949.

Cast:Yuan Hong, Yanxi Li, Shao Feng, Xie Chengying, Li Xiaochuan, Isabelle Huang,

Genre:Drama, Mystery,

country:China,

Production:Shanghai Media Group 上海文化广播影视集团 (SMG),