Picked up a Crystal Skull at the Beginning

A parallel Earth hundreds of millions of light years away. The advanced alien civilization that imprisoned humans started a stupid experiment on a certain stupid day: A variety of mysterious alien creatures were dropped on the earth to strangle humans wantonly. The purpose of this experiment is to detect the social reaction of human beings in the face of danger during hundreds of millions of years of evolution. Later, in a small hole, Xue Guo discovered a crystal skull that was crystal clear and extremely dazzling! ! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.