YOU SAID:
My Best friends family is not nice to them
INTO JAPANESE
私の親友の家族は彼らに優しくない
BACK INTO ENGLISH
My best friend's family is not kind to them
INTO JAPANESE
私の親友の家族は彼らに親切ではありません
BACK INTO ENGLISH
My best friend's family is not kind to them
That's deep, man.