Liu Zhan, a graduate student in the Department of Physics, accidentally traveled to the late Eastern Han Dynasty and became a dying Yellow Turban soldier. There is no system, no golden fingers, just a head full of modern scientific knowledge and a "Barefoot Doctor's Manual". See how he uses local steel-making methods to create sharp weapons, uses simple breeding to increase food production, and uses psychological tactics to win people's hearts. From the remnants of the Yellow Turbans to the princes of one side, Liu Bei and Cao Cao regarded him as a serious problem, and the noble families hated and feared him. Let's see how the scientific time travelers use knowledge to conquer the times and conquer the world with their hearts in this troubled world!
