Anti-Japanese War: from Signing on the Earth to Defending the Country and Building a Country

Battle of Songhu! Yang Chuan awakens all things sign-in system! At the beginning, I signed directly to Earth, but was rewarded with a powerful pill, which I thought was of no use! Who would have thought that after eating it, he would gain top-level special forces physique. Kill a devil! The system mall was actually activated, and everything was redeemable. Starting from defending the high ground of Dunwu Temple, the underdog Sichuan army bucked the trend and made a comeback! Submachine guns, heavy artillery, and elite veterans landed one after another, forging the Great Wall with flesh and blood, defending the country and rejuvenating the country, and shocking the world!