Musician reborn -another world with magic

Alex a musician die by a truck-sama our favorite plot decide to send him to another world similar to our but with magic that is very Rare. He decide to live to learn the new way of magic, only to found that he is now a girl by the name of Rinko and live with a rich family. How will he/she do in this new world? I speak English as my 2 language so if you see a error on my paragraphs help me and I'm 17 so don't expect my story or paragraphs to be good.