The Selection Series
The Selection (Book 1)
The Selection Series is about America Singer, a girl who is living an okay life as a Caste 5. She earns money for her family by singing. Her secret boyfriend, Aspen, is planning to get married to her when America gets a letter about the Selection. Aspen urges her to enter, and she ends up getting picked. America hates the palace because she wants to go back with Aspen, until she meets Prince Maxon.