When Lu Yin had first met the four Junior Progenitors, Xia Shenfei had been an alcoholic who had been unconcerned about everything. Even if he had met Progenitor Xia Shenji himself, Xia Shenfei would have remained calm and unconcerned about causing any offenses. However, Xia Shenfei had not touched even a drop of wine ever since he had joined Realmless until now. Someone capable of such discipline was beyond terrifying.

"The birds in the sky, the worms in the ground, and even the rhythm of the people's hoes striking the ground, when combined with the time of day, air humidity, and the direction of the wind, can be used as a coded language known only to Realmless’s assassins. Even if an outsider lives on Crow Village island for hundreds or even thousands of years, they would never be able to see any flaws. This is how Realmless internally communicates.” Xia Shenfei took a sip of his wine. “It’s unfortunate that I had to expose myself now, but if I hadn’t, you’d never learn anything about Wuncun without spying on them for thousands of years.”

Xia Ziheng nodded. "I see."

Xia Shenfei tossed the paper book that he had just been reading over to Xia Ziheng. "This is what you want."

Xia Ziheng quickly started skimming the book.

… 

The destruction of Crow Village was not considered a big deal to most people in the Perennial World, but that was merely because most people were not qualified to interact with Realmless. This meant that only top powers and experts...