He traveled through the Ming Dynasty and became Zhu Yuanzhang's biological father, Zhu Changye. When Zhu Yuanzhang went out to explore the world, he died in the war.

Fortunately, he awakened the immortal cultivation system a year later and joined the ranks of immortal cultivators.

After fifty years of seclusion and cultivation, he reached a bottleneck in his cultivation and had to go down the mountain to look for an opportunity for a breakthrough.

From then on, the Ming Dynasty had a mysterious director of the Imperial Observatory.

…

Zhu Yuanzhang: "Isn't it time we were told who this Supervisor is? He's such a big shot, yet I refuse to see him! No, I must see him today! Even the Emperor can't stop me!"

Zhu Yuanzhang was determined to meet this mysterious supervisor, but when he saw the true face of the supervisor of the Imperial Observatory, he subconsciously shouted: Dad, you are not dead...