" Squeak~ squeak squeak."
The sound of rats echoed through the underground tunnels. This peculiar sound could not even be heard by human ears, yet in the pitch-black burrows, a response soon came.
"Squeak~"
At that moment, roughly five hundred meters northeast of Xing 8 Camp, three meters beneath one of the exits used by the cavalry, more than a dozen intermediate rats waited silently.
The Rat Clan's probing of the forest had never been aimless. Their blind movements aboveground had drawn the Human Race cavalry into a campaign of encirclement and suppression, but beneath the earth, dozens of tunnels were being dug at the same time, advancing dozens of meters every day.
Just yesterday, rats in several tunnels had accidentally broken into several underground deployment passages near Xing 8 Castle. By then, the cavalry had long since charged to the surface to fight the rat hordes. The rats had discovered the passages but did not advance through them; instead, at the command of high-level Magic Rats, they covered up all traces of the breakthrough.
Today, the rat hordes had sent thirty small teams aboveground, drawing the attention of nearly all the Hunter Cavalry.
Meanwhile, a high-level Magic Rat had specifically slipped into the underground tunnels to coordinate ten teams below. They were preparing to launch a surprise attack, storm the Human Race's core base, and utterly shatter the Human Race's strategic foothold in The Basin.
About half an hour later, as the rumbling gradually faded away, the Magic Rats knew that the cavalry above had completely departed.
In an inconspicuous corner of the troop passage, a patch of loose soil was overturned by claws. A pointed little nose sniffed repeatedly, and at last, a small rat poked out its head. After looking around in every direction, it returned to