Why Not Strive to Be the Best in the World?

I suddenly came to another world alone, what should I do? According to the plot, it should give me a buff! Why was it all given to the guy next to me? Could it be that this is my buff? No, no, actually I still want to go back a little bit, but I still like this kind of different world, even though I live and die at every turn, but... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.