Without the Poison Pit Dungeon to help consume his satiety, Wang Wu could only switch to overeating mode, changing from a wild feast every three days to one every four days, while still saving up at least 2,500 points of spiritual energy each time.
And so, on the sixteenth day, he successfully upgraded Passive Concealment to level 15.
It consumed 12,500 points of spiritual energy.
At the same time, at least half of his food reserves vanished.
At that moment, lines of information silently appeared. They were as long-winded as ever, and Wang Wu found them strangely comforting.
"Because you remained completely still for three seconds, you activated Level 15 Passive Concealment." "You have gained a deeper understanding of the Internal Breathing Technique. You can now naturally control your breathing, heartbeat, body temperature, and the dense, almost tangible vitality within your body. These are the toughest nuts to crack for all concealment methods, but to you, this is merely a mountain you have already conquered." "Your fur has undergone a more powerful evolution. Even in the human Cultivation World, your fur would be a priceless treasure. Human cultivators and great demons of the Demon Realm would covet it, eager to claim it for themselves. A cloak painstakingly crafted from the fur of a Savage Ancient Bear could help those with ulterior motives vanish as unpredictably as gods and ghosts amid the night, forests, wastelands, wind and rain, rivers, mist, smoke and dust, flames, and snowstorms—not to mention you yourself."
``` "You can now run swiftly through any dimly lit environment. Even in brightly lit surroundings, so long as the distance exceeds five hundred meters, and the target observing you is not an Earth Realm Fourth Rank great cultivator or a Fourth-grade Great Demon, they