Although they had wiped out the Zombie Tyrants in China, Shen Jin felt something was slightly off.
After he returned to Home No. 1 with Sun Can.
Shen Jin said, "Did you notice... that last Zombie Tyrant we fought was pretty strong? Stronger than all the others."
"Of course I noticed. It cracked my Bone Dragon's bones with one punch. What a brute. It took all three of us working together, plus my two babies, to completely suppress it. Any one of us alone would probably have struggled to beat it, let alone kill it."
"Exactly. It was even stronger than me. Strange. It's only been a few days, and it's already evolved? Or... was it stronger than the other Zombie Tyrants before it came here?"
"I feel like there was definitely something different about this one."
"We'll find out if we ask Heavenly Net."
The two called Heavenly Net's central command, and after questioning the head of the Zombie Horde Observation Team, they finally found a clue.
"A fairly large civilian settlement here was overrun by a zombie horde. The people inside disappeared too."
"Damn it! Zombie Tyrants evolve by absorbing human power!"
Shen Jin reached that conclusion after a moment's thought.
It was also the conclusion most likely to be close to the truth.
Zombie Tyrants were evolving too, and apparently very quickly.
Far faster than ordinary zombies.
"No wonder... as soon as the Zombie Tyrants arrived on Earth, they started leading so many zombies against our human settlements. They had an agenda all along. They wanted to gain power by devouring humans. Luckily, we've killed all the Zombie Tyrants in China. Otherwise, if an intermediate Tier 4 Zombie Tyrant appeared, wouldn't it pin us to the ground and beat us senseless?"
Shen Jin had just breathed a