"Sixteen-year-old America Singer is living in the caste-divided nation of Illea, which formed after the war that destroyed the United States. America is chosen to compete in the Selection--a contest to see which girl can win the heart of Illea's prince--but all she really wants is a chance for a future with her secret love, Aspen, who is a caste below her"--
*Audiobook review* If you enjoyed the Hunger Games idea, you'll like this. The audiobook version I have changes voices occasionally for random sentences, but I can power through that for the story.