YOU SAID:

She told me it was her first time. She lied.

INTO JAPANESE

彼女は初めてだと私に言った。彼女は嘘をついた。

BACK INTO ENGLISH

She told me it was her first time. She lied.

INTO JAPANESE

彼女が人を殺したのは 初めてだった

BACK INTO ENGLISH

It was the first time she killed.

INTO JAPANESE

彼女が人を殺したのは 初めてだった

BACK INTO ENGLISH

It was the first time she killed.