Ancient Romance: Savage Husband, Let's Farm!

The world is rich in natural resources, but full of dangers. The wild people only live by hunting. Here, there is no concept of seasons, and the savages only fear rain and snow like the plague. One second ago, Sousa was driving on the highway. The next second, the long grassland... He was knocked down by a wild man with a pair of clear obsidian eyes, and he never looked back.