YOU SAID:

I wish my sin would take his girlfriend home.

INTO JAPANESE

私の罪が彼のガールフレンドを家に連れて帰ってくれればいいのに。

BACK INTO ENGLISH

I wish my sins would bring his girlfriend home.

INTO JAPANESE

私の罪が彼のガールフレンドを家に連れて来てくれたらいいのに。

BACK INTO ENGLISH

I wish my sins had brought his girlfriend home.

INTO JAPANESE

私の罪が彼のガールフレンドを家に連れて来てくれたらよかったのに。

BACK INTO ENGLISH

I wish my sins had brought his girlfriend home.