Kui Luo was left speechless. Clearly, Lu Buzheng did not know Lu Yin very well quite yet, but Kui Luo was very familiar with that kid. It was nearly impossible for Ancestor Tortoise’s sudden and strange behavior to not be connected to Lu Yin. The beast had once been the Lu family’s pet, and if anyone was capable of disturbing Ancestor Tortoise, it would be Lu Yin.

On the tortoise’s back, Lu Yin was staring at the slipper in his hand in utter disbelief. It really had not been a coincidence! Ancestor Tortoise had let out a wail when Lu Yin had smacked it with the slipper. Really? A slipper? Was it possible that it was actually an incredible power vessel that just looked like a slipper?

Lu Yin stared at the footwear for a long time, especially the clear black footprint. In the end, he had no choice but to admit that his initial assessment of it being a simple slipper was absolutely correct.

But who would make such a thing? Not even the full power of Ancient God’s Semi-Progenitor avatar had been able to harm Ancestor Tortoise in the slightest, which meant that a Semi-Progenitor would be in an absolutely miserable state if they were struck by this slipper. Really, just who would go so overboard as to make such an excessive slipper?

Lu Yin shook the slipper, but it looked perfectly ordinary. He could bend and twist it with just the slightest bit of strength, and yet it possessed such an unimaginable...