The Magic Method of Ascending to Immortality

A disciple who died mysteriously, an ancient book that has never been seen before, but there is a power in it that far exceeds the ordinary methods in the world. Is the immortal recorded in this book an unnamed immortal? Or is it an unspeakable ghost? I'm afraid no one knows the answer... "What is this? "The Magical Method of Ascension to Immortality"?" Xu Lin, who came out of the disciple's room to practice in the middle of the night, looked at the book on the ground, his tone full of doubts.