I'm a Knife-Wielding Person Who Wants to Fight in an Interstellar War.

I am Ling Fan. I was born in a world where the sky is round and the earth is round... Originally, there were only a group of reckless men in my world who fought only with brute force... Until one day, I discovered a secret. The world I live in will develop to a certain extent and lead to a great cleansing of destruction... What should I do now? Waiting online, it's very urgent! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.