Xuan Huan: Master, please show your cards quickly!

Jiang Chen traveled through the fantasy world and awakened the 'God-level Bookstore' system. The books in the bookstore will be updated automatically, and he just wants to find a way to rent out the books. But he didn't know that every book coming out of the bookstore had a different appearance. "How to take care of the body" became "How to Awaken the Immortal Phoenix Body", "Basic Fencing Techniques" became "The Heart of the Sword" and "Health Preservation Encyclopedia" became "Methods to Live in the Second Life"...