The image of Xu Xin picked up a piece of crystal nearby and squeezed it tightly. When he released his hand, a clear handprint had appeared on the crystal.
"Hiss..." Xu Xin took a sharp breath.
This crystal, which even a purple-grade steel weapon couldn't damage in the slightest, was so easily imprinted with a handprint by the image of himself?!
Putting down the crystal, the image of Xu Xin spoke: "The situation later was that to make us obey, this group of alien creatures adopted a stick-and-carrot approach. After injecting us with a more advanced mutation serum, we had to follow them, but correspondingly, they also gave us part of their technology."
