Awesome! Crazy Primitive Man

In the primitive world, there were giant insects from the Carboniferous Period, dinosaurs from the Jurassic Period, and ferocious beasts from the Paleogene Period. In this brutal prehistoric world, humans are no longer at the top of the food chain. Instead, they struggle to survive under the threat of various beasts and insects. But since Shi Yan came to this prehistoric world, the whole world has become crazy. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.