YOU SAID:

Among us there is a human that does not exist

INTO JAPANESE

私たちの中に、存在しない人間がいる

BACK INTO ENGLISH

There is a non-existent person in us.

INTO JAPANESE

私たちの中に存在しない人がいます。

BACK INTO ENGLISH

There are people in us who don't exist.

INTO JAPANESE

私たちの中に、存在しない人々がいます。

BACK INTO ENGLISH

There are people in us who don't exist.