YOU SAID:

He said we would like forever but he didn't know we would have killed him within a week.

INTO JAPANESE

彼は私たちが永遠に欲しいと言ったが、彼は私たちが一週間以内に彼を殺すだろうとは知らなかった。

BACK INTO ENGLISH

He said we wanted it forever, but he didn't know we would kill him within a week.

INTO JAPANESE

彼は私たちがそれを永遠に望んでいると言ったが、彼は私たちが一週間以内に彼を殺すとは知らなかった。

BACK INTO ENGLISH

He said we wanted it forever, but he didn't know we would kill him within a week.