Sniper.

In spring 1949, former assassin Su Wenqian is recruited by the Songjiang Public Security task force to stop a secret assassination squad and secure a Nationalist army uprising. Facing his former partner, deadly sniper Chi Tiecheng, Su must navigate a deadly game of skill and strategy. Their high-stakes duel will decide not only their fates but the survival of tens of thousands of soldiers and the future of the nation.