YOU SAID:

I'm in love with a girl, she will be the death of me

INTO JAPANESE

私は女の子と恋に落ちる、彼女は私の死になる

BACK INTO ENGLISH

I fall in love with a girl, she will be my death

INTO JAPANESE

私は女の子と恋に落ちる、彼女は私の死になる

BACK INTO ENGLISH

I fall in love with a girl, she will be my death