YOU SAID:
There's a stranger out to
INTO JAPANESE
外に見知らぬ人がいます
BACK INTO ENGLISH
there is a stranger outside
INTO JAPANESE
外に見知らぬ人がいる
BACK INTO ENGLISH
there are strangers outside
INTO JAPANESE
外に見知らぬ人がいる
BACK INTO ENGLISH
there are strangers outside
That didn't even make that much sense in English.