YOU SAID:
Wanna kill yourself with me?
INTO JAPANESE
私と一緒に自分を殺したいですか?
BACK INTO ENGLISH
Do you want to kill yourself with me?
INTO JAPANESE
あなたは私と一緒にあなた自身を殺したいですか?
BACK INTO ENGLISH
Do you want to kill yourself with me?
That didn't even make that much sense in English.