Programmer Li Mo traveled to the Qin Dynasty with a mechanical keyboard and became the chief engineer of Qin Shihuang's "Shu Tongwen". Hit Enter once and all modern history professors faint; change a line of code and the remnants of the Six Kingdoms kneel down and beg to delete the post. Until he discovered in the encrypted folder that the truth behind the so-called "burning books and entrapping Confucians" was actually a system patch that spanned two thousand years. I have the keyboard in my hand, Qin Chao, but my mother's warning from the ICU makes my heart tremble every time I type.