C4724 Positive Preparation for War

Hearing that, Sun Bing frowned slightly.

After all, one could only imagine how precious the Heavenly Book of Dao Destruction was. Even in the Infinity Realm Sea, there were very few people who could learn the Heavenly Book of Dao Destruction.

Furthermore, due to the uniqueness of this Heavenly Book, every time someone else comprehended it, they would have to pay a certain price