Chapter 599: Chapter 322: Mastering the Law of Physiognomy, Slaying the Knife Palm Elder

As for the Fifth Door of Martial Arts, Li Xuan had no clue for the time being and had to set it aside. He looked at the tenth page of the Book of Taicang and sighed in his heart.

He had thought that after the tenth page of the Book of Taicang, he would find higher-level Domain Dao Principles. The reality had taken him by surprise.

After memorizing the inscription on the tenth page, he spent five years on the inscription of page eleven and still failed to completely memorize it.

The inscriptions were profound and difficult to commit to memory, as if they were constantly changing, yet also as if they had always been unchanging.

"To fully comprehend the Book of Taicang will take who knows how long. The person who could capture and inscribe these must have been incredibly powerful."

Every time he thought of the owner of the Book of Taicang, Li Xuan felt a profound shock. The owner's strength was incomparable to his own.

"But one day, I will surpass you."