Weird World of Immortality, I Have Hundreds of Books

My name is Chen Xuan, an ordinary immortal cultivator, but I don't seem to be a serious immortal? Do you want to borrow money from the future? [Open the Book of Magical Weapons for All Worlds? [Books of hundreds of generations, reincarnations of hundreds of generations, I wish you can become an immortal again! Chen Xuan smiled slightly, "Senior sister, I'm here." … Senior brother: "Little junior brother, aren't you afraid of your senior sister?" Chen Xuan: "Oh? Senior brother, do you know what a happy death is?" Senior brother: "?"