In Liuliang County in southern Yunnan, after a heavy rain, a rainbow hung high and a cry was heard. A foreign mercenary captain 120 years later brought the future library with him, and a mysterious space was born in the parallel time and space of 1910. It clears up after the rain, and auspiciousness first appears. What can he do for a country that has been humiliated by foreign powers for hundreds of years?
