YOU SAID:

I thought you'd always be mine

INTO JAPANESE

私は常に私のものになると思った

BACK INTO ENGLISH

And I become what I always wanted

INTO JAPANESE

私はいつも何となり

BACK INTO ENGLISH

I will always be what

INTO JAPANESE

私は常に何をします。

BACK INTO ENGLISH

I was always nothing.

INTO JAPANESE

私はいつも何もないです。

BACK INTO ENGLISH

I always have nothing.

INTO JAPANESE

私は常に何もありません。

BACK INTO ENGLISH

I was nothing at all times.

INTO JAPANESE

全くの無心だった

BACK INTO ENGLISH

I was nothing at all.

INTO JAPANESE

全くの無心だった

BACK INTO ENGLISH

I was nothing at all.