Traveling through time and becoming the grandson of the Ming Dynasty emperor, Zhu Zhanzhen originally wanted to cultivate immortality in a low profile, but his gunpowder experiments alarmed both the government and the public. At the first level of Qi refining, he broke through the solid wall with his palm, attracting the prying eyes of Jin Yiwei. The emperor's brother Zhu Zhanji asked about Xian Yuan late at night, and the princess Zhang was worried. And why does the Princess of Han, who is always spying under the moon, have increasingly hot eyes? Zhu Zhanzhen holds two major plug-ins, science and immortality, and quietly changes the national destiny of the Ming Dynasty amidst intrigues and ambiguities.