"The Garbara Bowl of 'Huijue,' the Man-Made Key of History! Without the Yellow Springs, Millions of Souls Would Turn to Ash"

For a moment, Uesugi Tetsu felt his scalp prickle and wanted to drag Two-Shaku-Sama offline and return to the present world first.

Although clearing the special area earlier had granted him a tiny bit of resistance to the "Yellow Springs," Two-Shaku-Sama had none at all.

If they truly encountered the Yellow Springs—even just its aftereffects—Two-Shaku-Sama, whom he had painstakingly raised to this point, would be refined away in an instant.

Fortunately, Uesugi Tetsu had already forged a Sword Heart.

Suspended within his heart, the Sword Heart distinguished the "amount of Yellow Springs" in the surrounding area before his All-Sight Eye or thoughts could.

He then discovered that although this place, called the [Yellow Springs Hidden Land], was indeed somewhat related to the Yellow Springs, the "amount of Yellow Springs" in the surrounding environment was truly, truly negligible.

At most, there was a wisp of aura—and no one knew how many years ago it had been left behind, already worn away by time until almost nothing remained.

This bit of Yellow Springs aura would only affect ordinary people who had never come into contact with the supernatural. Even a half-star Kukuri would not die from it.

After realizing this, Uesugi Tetsu's sudden impulse gradually subsided.

Even so, he remained alert to his surroundings, ready to run at any moment.

Since this place was related to the [Yellow Springs], there was no such thing as being too careful... Ye Chun really was "lucky." While opening a new route in such a vast Everworld, she had somehow dug up something that might rival an abandoned nuclear power plant.

He plucked at his heartstrings, signaling for Two-Shaku-Sama to restrain her aura and not move recklessly.

Then he silently activated the highly versatile Imperial Spirit Technique.

Using the principles of the Jade Heart Art and