You shouldn't insult your children's friends.
Rory's son is friends with a Hispanic boy who has a strong accent, and his son invited him to his place.
Rory wanted to say something to his son's friend.
Rory asks the boy if he or his family needs anything.
Rory asks his son's friend if his parents came to the US without the proper papers.
Rory's son's friend feels that Rory cares about him and feels safe around him.
Rory's son's friend is insulted by the question and tries to ignore Rorry.