Prehistoric: Choose to Become the Leader of the Dragon Clan at the Beginning

Sleeping in class, you actually traveled to another world! Humans, monsters and demons coexist in this world. How should Lin Jie survive? Where to go! The mysterious system appears in Lin Jie's spiritual world, haha, I want to conquer the three realms! Demon king, the devil fights for his son-in-law? Whether Lin Jie can survive in another world remains to be seen. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.