YOU SAID:
fall in love and you'll get killed
INTO JAPANESE
恋に落ちると殺される
BACK INTO ENGLISH
Killed when falling in love
INTO JAPANESE
恋に落ちたら殺される
BACK INTO ENGLISH
If you fall in love, you will be killed
INTO JAPANESE
あなたが恋に落ちたら、あなたは殺されます
BACK INTO ENGLISH
If you fall in love, you will be killed
That didn't even make that much sense in English.