章 393: Chapter 259: Five Secrets of the Physical Body, Not a Crossing? (Asking for Monthly Tickets, Subscriptions!)_2

Thump, thump, thump!

Jiang Yuan quickly arrived on the second floor of the book depository via the wooden spiral staircase.

The second floor was entirely different from what he had imagined.

Originally, he presumed this place would be filled with various secret techniques and primordial spirit secret arts.

After all, this was the book depository of the Holy Institute.

The Institute was founded by Dugu Bo.

Dugu Bo's strength was unquestionable.

The Institute he painstakingly created must surely contain many books.

However, reality differed greatly from his expectations.

The second floor was not large, and the amount of secret techniques it contained was scarce.

Upon scanning the place with his divine sense, Jiang Yuan found that all the secret techniques were related to the physical body.

There were also numerous research materials and records next to them.

"A Detailed Explanation of the Dao of All Living Beings"

Jiang Yuan was quickly attracted by these words.