Set against the backdrop of the Chinese Civil War, the film tells the story of a secret agent named Lin Xi. Lin Xi, a covert operative working for the Communist side, is tasked with rescuing a fellow spy codenamed "Green Snake" who has been captured by the enemy. His mission is to help "Green Snake" deliver crucial defense plans of Jinzhou city to the People's Liberation Army outside the city, thereby supporting the assault on Jinzhou.

Sniper Song Nian and her special police team face off against a dangerous gang during a high-stakes diamond heist. Amid intense battles and personal loss, she uncovers a deeper conspiracy, risking everything to bring justice to those involved.

Local constable Xue Buyi keeps his distance from corrupt colleagues until he is framed for the theft of thousands of dollars in relief funds. Now he must choose: fight to clear his name or uphold the law he's sworn to obey.