r-o-o-k-i-e

A guy from the modern world stumbled upon a odd shaped rock that turned out to be a God Beast Essence Core. It causes his death and transfer him back to the age that was unknown to the modern people. Due to the special cercumstances of the era, the Essence Core slowly regain its power and strengthening his power. Follow the journey that span across the ages, where he ultimately becomes the Supreme Ancestor.