Stories of Progeny, traveling through worlds

Seems like the time has come for another party to begin. Let's hope this one will be a success. World - Potterian. Person - random. *** Met truck-kun. Obviously died. Nobody survives after fateful meeting with him. Afterwards, I was reborn in the different world with the system from my favorite game! However, there was a catch - I had negligible amount of knowledge about this universe. *** I open my eyes and see [You were caught during unauthorized entrance into a magic academy!] "Oh cmon... System, do you really need do this every time? Now... what will I do?" [Pick a race] "..."