You had not known much about Gray Spirits and the Gray Realm before, so after hearing this, you could not help but grow solemn. A calamity capable of triggering a tribulation across All Heavens was enough to prove just how threatening Gray Spirits were. If it had been you, then after learning all this, you would surely have been able to harden your heart and strike against Gray Spirits upon seeing them again. This was not a matter of good or evil, right or wrong—it was something close to the survival or extinction of an entire race.
Just as the woman explaining this to you had said, once Gray Spirits were allowed to grow, people from your normal world would most likely be raised as "breeding stock." You would become a source of life essence for Gray Spirit powerhouses to take at will, transformed into living treasures that prolonged their lives...
The Xin Kui Jie Huo Saint Venerable you had exchanged three Sixth-ring Dao Treasures for had already been converted by more than half, so his lifespan had likewise been affected, though not as severely as that of a purebred Gray Spirit.
Fortunately amid misfortune, your Xin Kui puppet currently showed no signs of absorbing the life essence of Normal People. This could be sensed from the puppet's true spirit. If he had absorbed another's life essence, his true spirit would also carry a faint gray hue. The more life essence he absorbed, the more pronounced the color would become.
That one who had traded the Calamity Fire Saint Venerable to you had long since held the Xin Kui Token and questioned the Calamity Fire Saint Venerable, receiving the answer that he had never felt the urge to absorb life essence. A Xin Kui puppet would not deceive the person