Online Games: in Order Not to Get Beaten, I Have to Keep Getting Stronger

When I wake up, the world has changed, and force is the right way to go. Technology is only an aid; Invasion from other worlds, colonization by aliens, people on earth practicing martial arts to fight against each other, and our protagonist said, these are just dishes, don't talk about me, they can't even beat my family. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.