The Difficult Journey of 1644

The soul of modern scholar Lin Yan traveled to 1644. He wanted to help Shi Kefa, but failed; he wanted to save the Hongguang Dynasty, but failed; he wanted to help King Lu fight against the Qing Dynasty, but failed; he wanted to help King Longwu fight against the Qing Dynasty, but failed; he wanted to help Emperor Yongli fight against the Qing Dynasty, but failed; he wanted to help Emperor Yongli fight against the Qing Dynasty, but not only failed, but was framed many times; he wanted to unite various anti-Qing forces in Nanming, but almost all had their own ideas, and Lin Yan was tricked time and time again. Where should he go? Why is it so difficult to protect the inheritance of Chinese civilization?