In the year 1452 of the Dà Yùn era, Zhélóng Prefecture, Gāoliǔ County.,In the small courtyard, all the apprentices fell silent. Li Yuan lowered his head, his face ashen.,The old man's obsession, he originally didn't believe it. What year is it now, still believing in the practice of "receiving a talisman and ascending to immortality"。