C1244 Heaven Defying Pill Formula
Take the of the number one academy in the Immortal World for example. Although the Martial Skill Pavilion is very big and has many martial skills, you wouldn't be able to find a book to refine immortal pills in this huge Martial Skill Pavilion!
One had to know that the book on refining immortal pills was simply too precious; it was impossible to share!
Moreover