It is rude to expect money from family.
James has been living in a rented apartment for a long time and is tired of it but doesn't have a lot of money, even though his parents have some.
James wants to buy a house.
James realizes he should be autonomous and saves enough money by spending less.
James thinks his parents should help him financially and tells them so.
James' parents are proud of their son.
James' parents are shocked at how callous and entitled he is.