Traveling through the primitive and wild world, Xia Tuo, who accidentally slapped the system to death, suddenly realized that he had done something stupid.Dare to ask how to filter and purify salt?What and what alloy is bronze?How to make a bow and arrow?God, how could it be so difficult to be the l
It is not easy to cultivate immortals, and the road to immortality is long.Shen Lian, who traveled through the world of immortals, started his own cultivation path cautiously with a panel that can be perceived.In order to avoid the killing calamity, he hid and ran, hid his trump card, practiced esca
