Gatsby arranges for a party and when Nick comes to the party, a new buttler sends him away. Nick is honest and tolerant.
Nick was attracted by the fun-filled life in New York but also felt that life was ugly and damaging. he is attracted by her vivacity and sophistication but does not like her being dishonest.
There is some internal conflict in Nick. In the end, he moves to a quieter place that has more traditional values.