The film tells the story of Meng Daguan (played by Ren Tianye), the commander of the Third Platoon of the Chinese Volunteer Army, who was tasked with rescuing a reconnaissance platoon trapped behind enemy lines during the Korean War. He went through a series of difficulties and obstacles,The third platoon successfully converged with the reconnaissance platoon led by Du Chuan (played by Li Dongxue), known as the "Du Divine Spear". In order to avoid greater casualties among the large army, Meng Daguan and Du Chuan decisively decided to trap the enemy who could not replenish their supplies at a critical momentThe Fang Heavy Artillery Battalion is engaged in small-scale battles in this unnamed river