Endgame start

Afte the world was converted into a game my life changed from that of a pathetic bastard to becoming one of the strongest players out there.
it was a long journey but hey, it's worth it tho.
huh? what's that? that guy says his a regressor and he needs my head to save the world. well screw him
huh" this world is a book you wrote and I am not even one of the main characters. how do I care screw off i'm going to be the strongest, find my mother and that's it. nothing else so bye