The movie tells the story of Bai Sheng (by Deng Chao), a veteran employee of an Internet company who is forced into a workplace fiasco and decides to join forces with others to break the ice in order to defend his rights, only to be caught up in an even bigger whirlpool of mystery.

Hiding among the gangsters is like walking on thin ice—can the fiery youth hold onto their original aspirations and prove themselves? As the wheels of time roll on, the gangsters' rampant activities and "spectacles" have faded away. Today's peace and security are our best "proof".

A group of Chinese refugees and straggler soldiers, led by a machinist, defend their mountain town, "Gezhi," against a surprise attack by Japanese reconnaissance troops in a desperate fight using civilian ingenuity against a trained military force.