A modern young man traveled through time and became Zhu Di's fourth son. He originally wanted to develop in a low profile and live a stable life, but only waited to deal with Zhu Qizhen, the prodigal descendant, in the future and restore the decline of the Ming Dynasty. Unexpectedly, a vision descended from the sky, and Tianmu appeared in the sky, which revealed his future feats of rising up, developing artillery, sweeping across countries, and becoming an emperor for all eternity, giving full spoilers to the two time-spaces of Hongwu and Yongle!
