The Republic of China: Extraordinary Heroes

After completing a hundred times of fast-travel missions, Ye Bufan finally ushered in his retirement day, but his former partner, System 944, secretly defected to the rebel hunter organization, threw him into the Republic of China period, and took away all his belongings. When he woke up again, looking at the world under fire in front of him, he could only start hiding in Tibet mode in frustration. But unfortunately, the world is such a big place, and accidents will happen wherever he goes, so he is forced to carry a big gun. Fortunately, the knowledge he learned is still there...