I Have a System in Prehistoric Times

"Hey, I found a top-quality source stone. It can be redeemed for five million character experience points and 1,000 skill proficiency points. Do you want to recycle it?" "The host kills an innate realm monster and gains two thousand character experience points. The current host character experience is fifty-four thousand points." "The host is currently promoted to the innate realm of Dzogchen, and the required experience points are 43,000 points. Do you want to upgrade?" The protagonist possesses a system, travels through the vast world, and reaches the peak of the ancient world step by step. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.