YOU SAID:

i wrote this song for her but she'll never know its about her

INTO JAPANESE

私は彼女のためにこの曲を書いたが、彼女は自分のことを知ることはない

BACK INTO ENGLISH

I wrote this song for her, but she never knows herself

INTO JAPANESE

私は彼女のためにこの歌を書いたが、彼女は自分自身を決して知らない

BACK INTO ENGLISH

I wrote this song for her, but she never knows herself