Doing Science in the World of Cultivating Immortals

This is a world of cultivating immortals, but Zhou Xingxing, a time traveler, doesn't like having blood on his hands, so what should he do? Get a gun of course! "I don't like to fight and kill. I prefer to talk about science." "Brother, I will spend 100 million gold coins, and you will let me watch you practice weapons." "Well give me the money first" "Brother, are you cheating on me? You can finish the exercise in just 10 breaths? What the hell?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.