In director ZHANG Yimou's spy thriller Cliff Walkers, four Communist party agents return to China after Soviet training in the 1930s to complete a secret mission code-named "Utrennya". As they parachute into their destination, they're betrayed and surrounded by threats from all sides.
Cliff Walkers
In 1930s Manchukuo, a puppet state in China, four Communist agents, once returned to their homeland, are tasked with a covert operation. However, their mission is compromised when a traitor betrays them, leaving them vulnerable to threats from all directions.