I, a High-Level Player in History, Give Strength to Another World at the Beginning

Entering the game and discovering that it is a real other world? Don't be afraid! My system can double flash! Killing the enemy increases the fortune of the country and brings merit to the people. I originally wanted to get promoted and make a fortune, but I was forced to get involved in the battle between Tao and demons, and I personally held the cauldron for the dynasty... To continue to live!