China-Myanmar border in 1942. The Chinese army is on the battlefield to capture the Japanese highlands. The Japanese army has encountered mad resistance and the national army has suffered heavy casualties. The Allied Flying Tigers went to bomb the Japanese ammunition depot, and the plane piloted by Edward was shot. Special teams Hong Zijie, Luo Dacheng, Shangguan Yu, and Bai Li bombed the Japanese military arsenal. Without ammunition supplies, the situation on the battlefield reversed. On the way back, Bai Li suddenly stood still.